125263434 has 16 divisors (see below), whose sum is σ = 253546272. Its totient is φ = 41251248.

The previous prime is 125263423. The next prime is 125263469. The reversal of 125263434 is 434362521.

It is a super-5 number, since 5×125263434⁵ (a number of 42 digits) contains 55555 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 125269 + ... + 126264.

It is an arithmetic number, because the mean of its divisors is an integer number (15846642).

Almost surely, 2^125263434 is an apocalyptic number.

125263434 is an abundant number, since it is smaller than the sum of its proper divisors (128282838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125263434 is a wasteful number, since it uses less digits than its factorization.

125263434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251621.

The product of its digits is 17280, while the sum is 30.

The square root of 125263434 is about 11192.1148135641. The cubic root of 125263434 is about 500.3509988753.

The spelling of 125263434 in words is "one hundred twenty-five million, two hundred sixty-three thousand, four hundred thirty-four".