149362729 has 2 divisors, whose sum is σ = 149362730. Its totient is φ = 149362728.

The previous prime is 149362727. The next prime is 149362753. The reversal of 149362729 is 927263941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148840000 + 522729 = 12200^2 + 723^2 .

It is a cyclic number.

It is not a de Polignac number, because 149362729 - 2¹ = 149362727 is a prime.

Together with 149362727, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (149362721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74681364 + 74681365.

It is an arithmetic number, because the mean of its divisors is an integer number (74681365).

Almost surely, 2^149362729 is an apocalyptic number.

It is an amenable number.

149362729 is a deficient number, since it is larger than the sum of its proper divisors (1).

149362729 is an equidigital number, since it uses as much as digits as its factorization.

149362729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 149362729 is about 12221.4045428502. The cubic root of 149362729 is about 530.5757703878.

The spelling of 149362729 in words is "one hundred forty-nine million, three hundred sixty-two thousand, seven hundred twenty-nine".