125778334 has 16 divisors (see below), whose sum is σ = 206351856. Its totient is φ = 57024000.

The previous prime is 125778287. The next prime is 125778337. The reversal of 125778334 is 433877521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125778337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1534 + ... + 15934.

It is an arithmetic number, because the mean of its divisors is an integer number (12896991).

Almost surely, 2^125778334 is an apocalyptic number.

125778334 is a deficient number, since it is larger than the sum of its proper divisors (80573522).

125778334 is a wasteful number, since it uses less digits than its factorization.

125778334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14811.

The product of its digits is 141120, while the sum is 40.

The square root of 125778334 is about 11215.0940254641. The cubic root of 125778334 is about 501.0356321179.

The spelling of 125778334 in words is "one hundred twenty-five million, seven hundred seventy-eight thousand, three hundred thirty-four".