1375121422 has 8 divisors (see below), whose sum is σ = 2065010256. Its totient is φ = 686784672.

The previous prime is 1375121399. The next prime is 1375121443. The reversal of 1375121422 is 2241215731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385803 + ... + 389350.

It is an arithmetic number, because the mean of its divisors is an integer number (258126282).

Almost surely, 2^1375121422 is an apocalyptic number.

1375121422 is a deficient number, since it is larger than the sum of its proper divisors (689888834).

1375121422 is an equidigital number, since it uses as much as digits as its factorization.

1375121422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776042.

The product of its digits is 3360, while the sum is 28.

The square root of 1375121422 is about 37082.6296532487. The cubic root of 1375121422 is about 1112.0227764558.

The spelling of 1375121422 in words is "one billion, three hundred seventy-five million, one hundred twenty-one thousand, four hundred twenty-two".