4560120231421 has 2 divisors, whose sum is σ = 4560120231422. Its totient is φ = 4560120231420.

The previous prime is 4560120231413. The next prime is 4560120231431. The reversal of 4560120231421 is 1241320210654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2442309458521 + 2117810772900 = 1562789^2 + 1455270^2 .

It is a cyclic number.

It is not a de Polignac number, because 4560120231421 - 2³ = 4560120231413 is a prime.

It is a super-2 number, since 2×4560120231421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4560120231431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280060115710 + 2280060115711.

It is an arithmetic number, because the mean of its divisors is an integer number (2280060115711).

Almost surely, 2^{4560120231421} is an apocalyptic number.

It is an amenable number.

4560120231421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4560120231421 is an equidigital number, since it uses as much as digits as its factorization.

4560120231421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 4560120231421 in words is "four trillion, five hundred sixty billion, one hundred twenty million, two hundred thirty-one thousand, four hundred twenty-one".