153496949 has 2 divisors, whose sum is σ = 153496950. Its totient is φ = 153496948.

The previous prime is 153496943. The next prime is 153496999. The reversal of 153496949 is 949694351.

153496949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (153496999) can be obtained adding 153496949 to its sum of digits (50).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142038724 + 11458225 = 11918^2 + 3385^2 .

It is an emirp because it is prime and its reverse (949694351) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153496949 is a prime.

It is a super-2 number, since 2×153496949² = 47122626704617202, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 153496897 and 153496906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153496943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76748474 + 76748475.

It is an arithmetic number, because the mean of its divisors is an integer number (76748475).

Almost surely, 2^153496949 is an apocalyptic number.

It is an amenable number.

153496949 is a deficient number, since it is larger than the sum of its proper divisors (1).

153496949 is an equidigital number, since it uses as much as digits as its factorization.

153496949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 50.

The square root of 153496949 is about 12389.3885644127. The cubic root of 153496949 is about 535.4265663707.

The spelling of 153496949 in words is "one hundred fifty-three million, four hundred ninety-six thousand, nine hundred forty-nine".