149052793 has 2 divisors, whose sum is σ = 149052794. Its totient is φ = 149052792.

The previous prime is 149052781. The next prime is 149052847. The reversal of 149052793 is 397250941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142277184 + 6775609 = 11928^2 + 2603^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149052793 is a prime.

It is a super-2 number, since 2×149052793² = 44433470202201698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (149052713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74526396 + 74526397.

It is an arithmetic number, because the mean of its divisors is an integer number (74526397).

Almost surely, 2^149052793 is an apocalyptic number.

It is an amenable number.

149052793 is a deficient number, since it is larger than the sum of its proper divisors (1).

149052793 is an equidigital number, since it uses as much as digits as its factorization.

149052793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 149052793 is about 12208.7179097561. The cubic root of 149052793 is about 530.2085248055.

The spelling of 149052793 in words is "one hundred forty-nine million, fifty-two thousand, seven hundred ninety-three".