152769997 has 2 divisors, whose sum is σ = 152769998. Its totient is φ = 152769996.

The previous prime is 152769971. The next prime is 152770027. The reversal of 152769997 is 799967251.

152769997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148693636 + 4076361 = 12194^2 + 2019^2 .

It is a cyclic number.

It is not a de Polignac number, because 152769997 - 2²³ = 144381389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152769917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76384998 + 76384999.

It is an arithmetic number, because the mean of its divisors is an integer number (76384999).

Almost surely, 2^152769997 is an apocalyptic number.

It is an amenable number.

152769997 is a deficient number, since it is larger than the sum of its proper divisors (1).

152769997 is an equidigital number, since it uses as much as digits as its factorization.

152769997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 55.

The square root of 152769997 is about 12360.0160598601. The cubic root of 152769997 is about 534.5799795318.

The spelling of 152769997 in words is "one hundred fifty-two million, seven hundred sixty-nine thousand, nine hundred ninety-seven".