149322413 has 2 divisors, whose sum is σ = 149322414. Its totient is φ = 149322412.

The previous prime is 149322401. The next prime is 149322457. The reversal of 149322413 is 314223941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89151364 + 60171049 = 9442^2 + 7757^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149322413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149322473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74661206 + 74661207.

It is an arithmetic number, because the mean of its divisors is an integer number (74661207).

Almost surely, 2^149322413 is an apocalyptic number.

It is an amenable number.

149322413 is a deficient number, since it is larger than the sum of its proper divisors (1).

149322413 is an equidigital number, since it uses as much as digits as its factorization.

149322413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 29.

The square root of 149322413 is about 12219.7550302778. The cubic root of 149322413 is about 530.5280284069.

The spelling of 149322413 in words is "one hundred forty-nine million, three hundred twenty-two thousand, four hundred thirteen".