152140669 has 2 divisors, whose sum is σ = 152140670. Its totient is φ = 152140668.

The previous prime is 152140613. The next prime is 152140679. The reversal of 152140669 is 966041251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147987225 + 4153444 = 12165^2 + 2038^2 .

It is a cyclic number.

It is not a de Polignac number, because 152140669 - 2²³ = 143752061 is a prime.

It is a super-2 number, since 2×152140669² = 46293566327535122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152140679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76070334 + 76070335.

It is an arithmetic number, because the mean of its divisors is an integer number (76070335).

Almost surely, 2^152140669 is an apocalyptic number.

It is an amenable number.

152140669 is a deficient number, since it is larger than the sum of its proper divisors (1).

152140669 is an equidigital number, since it uses as much as digits as its factorization.

152140669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 152140669 is about 12334.5315679194. The cubic root of 152140669 is about 533.8449111732.

The spelling of 152140669 in words is "one hundred fifty-two million, one hundred forty thousand, six hundred sixty-nine".