1372212113473 has 2 divisors, whose sum is σ = 1372212113474. Its totient is φ = 1372212113472.

The previous prime is 1372212113413. The next prime is 1372212113509. The reversal of 1372212113473 is 3743112122731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1343577720384 + 28634393089 = 1159128^2 + 169217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1372212113473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1372212113413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686106056736 + 686106056737.

It is an arithmetic number, because the mean of its divisors is an integer number (686106056737).

Almost surely, 2^{1372212113473} is an apocalyptic number.

It is an amenable number.

1372212113473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372212113473 is an equidigital number, since it uses as much as digits as its factorization.

1372212113473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 37.

The spelling of 1372212113473 in words is "one trillion, three hundred seventy-two billion, two hundred twelve million, one hundred thirteen thousand, four hundred seventy-three".