125551235 has 4 divisors (see below), whose sum is σ = 150661488. Its totient is φ = 100440984.

The previous prime is 125551229. The next prime is 125551243. The reversal of 125551235 is 532155521.

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

It is a cyclic number.

It is not a de Polignac number, because 125551235 - 2¹⁸ = 125289091 is a prime.

It is a super-2 number, since 2×125551235² = 31526225220050450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125551198 and 125551207.

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, 12555119 + ... + 12555128.

It is an arithmetic number, because the mean of its divisors is an integer number (37665372).

Almost surely, 2^125551235 is an apocalyptic number.

125551235 is a deficient number, since it is larger than the sum of its proper divisors (25110253).

125551235 is an equidigital number, since it uses as much as digits as its factorization.

125551235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25110252.

The product of its digits is 7500, while the sum is 29.

The square root of 125551235 is about 11204.9647478250. The cubic root of 125551235 is about 500.7339022479.

The spelling of 125551235 in words is "one hundred twenty-five million, five hundred fifty-one thousand, two hundred thirty-five".