151540133 has 2 divisors, whose sum is σ = 151540134. Its totient is φ = 151540132.

The previous prime is 151540117. The next prime is 151540139. The reversal of 151540133 is 331045151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84676804 + 66863329 = 9202^2 + 8177^2 .

It is a cyclic number.

It is not a de Polignac number, because 151540133 - 2⁴ = 151540117 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 151540099 and 151540108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151540139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75770066 + 75770067.

It is an arithmetic number, because the mean of its divisors is an integer number (75770067).

Almost surely, 2^151540133 is an apocalyptic number.

It is an amenable number.

151540133 is a deficient number, since it is larger than the sum of its proper divisors (1).

151540133 is an equidigital number, since it uses as much as digits as its factorization.

151540133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 151540133 is about 12310.1638088207. The cubic root of 151540133 is about 533.1415799807.

Adding to 151540133 its reverse (331045151), we get a palindrome (482585284).

The spelling of 151540133 in words is "one hundred fifty-one million, five hundred forty thousand, one hundred thirty-three".