1375157222 has 8 divisors (see below), whose sum is σ = 2063518416. Its totient is φ = 687317752.

The previous prime is 1375157213. The next prime is 1375157227. The reversal of 1375157222 is 2227515731.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375157227) 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, 123773 + ... + 134424.

It is an arithmetic number, because the mean of its divisors is an integer number (257939802).

Almost surely, 2^1375157222 is an apocalyptic number.

1375157222 is a deficient number, since it is larger than the sum of its proper divisors (688361194).

1375157222 is a wasteful number, since it uses less digits than its factorization.

1375157222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260862.

The product of its digits is 29400, while the sum is 35.

The square root of 1375157222 is about 37083.1123558959. The cubic root of 1375157222 is about 1112.0324265297.

The spelling of 1375157222 in words is "one billion, three hundred seventy-five million, one hundred fifty-seven thousand, two hundred twenty-two".