125336155 has 32 divisors (see below), whose sum is σ = 182853504. Its totient is φ = 80510976.

The previous prime is 125336153. The next prime is 125336171. The reversal of 125336155 is 551633521.

It is not a de Polignac number, because 125336155 - 2¹ = 125336153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125336153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185899 + ... + 186571.

It is an arithmetic number, because the mean of its divisors is an integer number (5714172).

Almost surely, 2^125336155 is an apocalyptic number.

125336155 is a deficient number, since it is larger than the sum of its proper divisors (57517349).

125336155 is a wasteful number, since it uses less digits than its factorization.

125336155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015.

The product of its digits is 13500, while the sum is 31.

The square root of 125336155 is about 11195.3631026421. The cubic root of 125336155 is about 500.4478054874.

Adding to 125336155 its reverse (551633521), we get a palindrome (676969676).

The spelling of 125336155 in words is "one hundred twenty-five million, three hundred thirty-six thousand, one hundred fifty-five".