152644369 has 2 divisors, whose sum is σ = 152644370. Its totient is φ = 152644368.

The previous prime is 152644357. The next prime is 152644409. The reversal of 152644369 is 963446251.

It is an a-pointer prime, because the next prime (152644409) can be obtained adding 152644369 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150430225 + 2214144 = 12265^2 + 1488^2 .

It is a cyclic number.

It is not a de Polignac number, because 152644369 - 2⁵ = 152644337 is a prime.

It is a super-2 number, since 2×152644369² = 46600606774816322, which contains 22 as substring.

It is equal to p_8584564 and since 152644369 and 8584564 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (152641369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76322184 + 76322185.

It is an arithmetic number, because the mean of its divisors is an integer number (76322185).

Almost surely, 2^152644369 is an apocalyptic number.

It is an amenable number.

152644369 is a deficient number, since it is larger than the sum of its proper divisors (1).

152644369 is an equidigital number, since it uses as much as digits as its factorization.

152644369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 40.

The square root of 152644369 is about 12354.9329824164. The cubic root of 152644369 is about 534.4334048723.

The spelling of 152644369 in words is "one hundred fifty-two million, six hundred forty-four thousand, three hundred sixty-nine".