125415533 has 16 divisors (see below), whose sum is σ = 132951360. Its totient is φ = 118164096.

The previous prime is 125415529. The next prime is 125415547. The reversal of 125415533 is 335514521.

It is a cyclic number.

It is not a de Polignac number, because 125415533 - 2² = 125415529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125415496 and 125415505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125415503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158966 + ... + 159752.

It is an arithmetic number, because the mean of its divisors is an integer number (8309460).

Almost surely, 2^125415533 is an apocalyptic number.

It is an amenable number.

125415533 is a deficient number, since it is larger than the sum of its proper divisors (7535827).

125415533 is an equidigital number, since it uses as much as digits as its factorization.

125415533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956.

The product of its digits is 9000, while the sum is 29.

The square root of 125415533 is about 11198.9076699471. The cubic root of 125415533 is about 500.5534312018.

The spelling of 125415533 in words is "one hundred twenty-five million, four hundred fifteen thousand, five hundred thirty-three".