1372211663507 has 2 divisors, whose sum is σ = 1372211663508. Its totient is φ = 1372211663506.

The previous prime is 1372211663503. The next prime is 1372211663509. The reversal of 1372211663507 is 7053661122731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1372211663507 - 2² = 1372211663503 is a prime.

Together with 1372211663509, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1372211663503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686105831753 + 686105831754.

It is an arithmetic number, because the mean of its divisors is an integer number (686105831754).

Almost surely, 2^{1372211663507} is an apocalyptic number.

1372211663507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372211663507 is an equidigital number, since it uses as much as digits as its factorization.

1372211663507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 1372211663507 in words is "one trillion, three hundred seventy-two billion, two hundred eleven million, six hundred sixty-three thousand, five hundred seven".