152347649 has 2 divisors, whose sum is σ = 152347650. Its totient is φ = 152347648.

The previous prime is 152347627. The next prime is 152347651. The reversal of 152347649 is 946743251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144168049 + 8179600 = 12007^2 + 2860^2 .

It is a cyclic number.

It is not a de Polignac number, because 152347649 - 2¹⁶ = 152282113 is a prime.

Together with 152347651, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (152347669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76173824 + 76173825.

It is an arithmetic number, because the mean of its divisors is an integer number (76173825).

Almost surely, 2^152347649 is an apocalyptic number.

It is an amenable number.

152347649 is a deficient number, since it is larger than the sum of its proper divisors (1).

152347649 is an equidigital number, since it uses as much as digits as its factorization.

152347649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 152347649 is about 12342.9189821533. The cubic root of 152347649 is about 534.0868915074.

The spelling of 152347649 in words is "one hundred fifty-two million, three hundred forty-seven thousand, six hundred forty-nine".