1372150170427 has 4 divisors (see below), whose sum is σ = 1372152599056. Its totient is φ = 1372147741800.

The previous prime is 1372150170401. The next prime is 1372150170431. The reversal of 1372150170427 is 7240710512731.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1372150170427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1372150170427.

It is not an unprimeable number, because it can be changed into a prime (1372150870427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127138 + ... + 1661464.

It is an arithmetic number, because the mean of its divisors is an integer number (343038149764).

Almost surely, 2^{1372150170427} is an apocalyptic number.

1372150170427 is a deficient number, since it is larger than the sum of its proper divisors (2428629).

1372150170427 is an equidigital number, since it uses as much as digits as its factorization.

1372150170427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428628.

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 1372150170427 in words is "one trillion, three hundred seventy-two billion, one hundred fifty million, one hundred seventy thousand, four hundred twenty-seven".