121479145701 has 16 divisors (see below), whose sum is σ = 169565028864. Its totient is φ = 77212620144.

The previous prime is 121479145639. The next prime is 121479145703. The reversal of 121479145701 is 107541974121.

It is not a de Polignac number, because 121479145701 - 2¹³ = 121479137509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121479145703) 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 15 ways as a sum of consecutive naturals, for example, 2846191 + ... + 2888556.

It is an arithmetic number, because the mean of its divisors is an integer number (10597814304).

Almost surely, 2^121479145701 is an apocalyptic number.

It is an amenable number.

121479145701 is a deficient number, since it is larger than the sum of its proper divisors (48085883163).

121479145701 is a wasteful number, since it uses less digits than its factorization.

121479145701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5735080.

The product of its (nonzero) digits is 70560, while the sum is 42.

The spelling of 121479145701 in words is "one hundred twenty-one billion, four hundred seventy-nine million, one hundred forty-five thousand, seven hundred one".