149260369 has 2 divisors, whose sum is σ = 149260370. Its totient is φ = 149260368.

The previous prime is 149260337. The next prime is 149260373. The reversal of 149260369 is 963062941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90155025 + 59105344 = 9495^2 + 7688^2 .

It is a cyclic number.

It is not a de Polignac number, because 149260369 - 2⁵ = 149260337 is a prime.

It is a super-2 number, since 2×149260369² = 44557315508032322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (149260379) 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, 74630184 + 74630185.

It is an arithmetic number, because the mean of its divisors is an integer number (74630185).

Almost surely, 2^149260369 is an apocalyptic number.

It is an amenable number.

149260369 is a deficient number, since it is larger than the sum of its proper divisors (1).

149260369 is an equidigital number, since it uses as much as digits as its factorization.

149260369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 149260369 is about 12217.2160904193. The cubic root of 149260369 is about 530.4545394593.

The spelling of 149260369 in words is "one hundred forty-nine million, two hundred sixty thousand, three hundred sixty-nine".