125776345 has 8 divisors (see below), whose sum is σ = 152267976. Its totient is φ = 99730176.

The previous prime is 125776337. The next prime is 125776361. The reversal of 125776345 is 543677521.

It can be written as a sum of positive squares in 4 ways, for example, as 3297856 + 122478489 = 1816^2 + 11067^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125776345 - 2³ = 125776337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125776298 and 125776307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110742 + ... + 111871.

It is an arithmetic number, because the mean of its divisors is an integer number (19033497).

Almost surely, 2^125776345 is an apocalyptic number.

It is an amenable number.

125776345 is a deficient number, since it is larger than the sum of its proper divisors (26491631).

125776345 is a wasteful number, since it uses less digits than its factorization.

125776345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222731.

The product of its digits is 176400, while the sum is 40.

The square root of 125776345 is about 11215.0053499764. The cubic root of 125776345 is about 501.0329910559.

The spelling of 125776345 in words is "one hundred twenty-five million, seven hundred seventy-six thousand, three hundred forty-five".