125140261434 has 32 divisors (see below), whose sum is σ = 256255327680. Its totient is φ = 40718788992.

The previous prime is 125140261429. The next prime is 125140261447. The reversal of 125140261434 is 434162041521.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 125140261395 and 125140261404.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 285294 + ... + 575910.

It is an arithmetic number, because the mean of its divisors is an integer number (8007978990).

Almost surely, 2^125140261434 is an apocalyptic number.

125140261434 is an abundant number, since it is smaller than the sum of its proper divisors (131115066246).

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

125140261434 is a wasteful number, since it uses less digits than its factorization.

125140261434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292334.

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 125140261434 in words is "one hundred twenty-five billion, one hundred forty million, two hundred sixty-one thousand, four hundred thirty-four".