149710597 has 2 divisors, whose sum is σ = 149710598. Its totient is φ = 149710596.

The previous prime is 149710579. The next prime is 149710607. The reversal of 149710597 is 795017941.

Together with previous prime (149710579) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 131469156 + 18241441 = 11466^2 + 4271^2 .

It is a cyclic number.

It is not a de Polignac number, because 149710597 - 2⁷ = 149710469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149710507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74855298 + 74855299.

It is an arithmetic number, because the mean of its divisors is an integer number (74855299).

Almost surely, 2^149710597 is an apocalyptic number.

It is an amenable number.

149710597 is a deficient number, since it is larger than the sum of its proper divisors (1).

149710597 is an equidigital number, since it uses as much as digits as its factorization.

149710597 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 79380, while the sum is 43.

The square root of 149710597 is about 12235.6281816668. The cubic root of 149710597 is about 530.9873572886.

The spelling of 149710597 in words is "one hundred forty-nine million, seven hundred ten thousand, five hundred ninety-seven".