152274709 has 2 divisors, whose sum is σ = 152274710. Its totient is φ = 152274708.

The previous prime is 152274677. The next prime is 152274751. The reversal of 152274709 is 907472251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98208100 + 54066609 = 9910^2 + 7353^2 .

It is a cyclic number.

It is not a de Polignac number, because 152274709 - 2⁵ = 152274677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152274799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76137354 + 76137355.

It is an arithmetic number, because the mean of its divisors is an integer number (76137355).

Almost surely, 2^152274709 is an apocalyptic number.

It is an amenable number.

152274709 is a deficient number, since it is larger than the sum of its proper divisors (1).

152274709 is an equidigital number, since it uses as much as digits as its factorization.

152274709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 152274709 is about 12339.9638978402. The cubic root of 152274709 is about 534.0016423708.

The spelling of 152274709 in words is "one hundred fifty-two million, two hundred seventy-four thousand, seven hundred nine".