125340363721001 has 24 divisors (see below), whose sum is σ = 151212354712704. Its totient is φ = 102942836967360.

The previous prime is 125340363720973. The next prime is 125340363721007. The reversal of 125340363721001 is 100127363043521.

It is a de Polignac number, because none of the positive numbers 2^k-125340363721001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125340363721007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 717184346 + ... + 717359091.

It is an arithmetic number, because the mean of its divisors is an integer number (6300514779696).

Almost surely, 2^{125340363721001} is an apocalyptic number.

125340363721001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125340363721001 is a deficient number, since it is larger than the sum of its proper divisors (25871990991703).

125340363721001 is a wasteful number, since it uses less digits than its factorization.

125340363721001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434543521 (or 1434543508 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 125340363721001 in words is "one hundred twenty-five trillion, three hundred forty billion, three hundred sixty-three million, seven hundred twenty-one thousand, one".