15051350749 has 2 divisors, whose sum is σ = 15051350750. Its totient is φ = 15051350748.

The previous prime is 15051350737. The next prime is 15051350753. The reversal of 15051350749 is 94705315051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13752252900 + 1299097849 = 117270^2 + 36043^2 .

It is a cyclic number.

It is not a de Polignac number, because 15051350749 - 2⁷ = 15051350621 is a prime.

It is a super-2 number, since 2×15051350749² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15051350729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7525675374 + 7525675375.

It is an arithmetic number, because the mean of its divisors is an integer number (7525675375).

Almost surely, 2^15051350749 is an apocalyptic number.

It is an amenable number.

15051350749 is a deficient number, since it is larger than the sum of its proper divisors (1).

15051350749 is an equidigital number, since it uses as much as digits as its factorization.

15051350749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 40.

The spelling of 15051350749 in words is "fifteen billion, fifty-one million, three hundred fifty thousand, seven hundred forty-nine".