125533805 has 8 divisors (see below), whose sum is σ = 150854400. Its totient is φ = 100284496.

The previous prime is 125533789. The next prime is 125533823. The reversal of 125533805 is 508335521.

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 125533805 - 2⁴ = 125533789 is a prime.

It is a congruent number.

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, 13865 + ... + 21054.

It is an arithmetic number, because the mean of its divisors is an integer number (18856800).

Almost surely, 2^125533805 is an apocalyptic number.

It is an amenable number.

125533805 is a deficient number, since it is larger than the sum of its proper divisors (25320595).

125533805 is an equidigital number, since it uses as much as digits as its factorization.

125533805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35643.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 125533805 is about 11204.1869406039. The cubic root of 125533805 is about 500.7107292492.

The spelling of 125533805 in words is "one hundred twenty-five million, five hundred thirty-three thousand, eight hundred five".