125572735 has 4 divisors (see below), whose sum is σ = 150687288. Its totient is φ = 100458184.

The previous prime is 125572717. The next prime is 125572753. The reversal of 125572735 is 537275521.

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

It is an interprime number because it is at equal distance from previous prime (125572717) and next prime (125572753).

It is a cyclic number.

It is not a de Polignac number, because 125572735 - 2¹⁷ = 125441663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125572694 and 125572703.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12557269 + ... + 12557278.

It is an arithmetic number, because the mean of its divisors is an integer number (37671822).

Almost surely, 2^125572735 is an apocalyptic number.

125572735 is a deficient number, since it is larger than the sum of its proper divisors (25114553).

125572735 is an equidigital number, since it uses as much as digits as its factorization.

125572735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25114552.

The product of its digits is 73500, while the sum is 37.

The square root of 125572735 is about 11205.9241029020. The cubic root of 125572735 is about 500.7624833140.

The spelling of 125572735 in words is "one hundred twenty-five million, five hundred seventy-two thousand, seven hundred thirty-five".