125774029 has 4 divisors (see below), whose sum is σ = 126618300. Its totient is φ = 124929760.

The previous prime is 125774027. The next prime is 125774039. The reversal of 125774029 is 920477521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4818025 + 120956004 = 2195^2 + 10998^2 .

It is a cyclic number.

It is not a de Polignac number, because 125774029 - 2¹ = 125774027 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125774023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421912 + ... + 422209.

It is an arithmetic number, because the mean of its divisors is an integer number (31654575).

Almost surely, 2^125774029 is an apocalyptic number.

It is an amenable number.

125774029 is a deficient number, since it is larger than the sum of its proper divisors (844271).

125774029 is an equidigital number, since it uses as much as digits as its factorization.

125774029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844270.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 125774029 is about 11214.9020949806. The cubic root of 125774029 is about 501.0299157571.

The spelling of 125774029 in words is "one hundred twenty-five million, seven hundred seventy-four thousand, twenty-nine".