1457312122 has 16 divisors (see below), whose sum is σ = 2629736640. Its totient is φ = 591690528.

The previous prime is 1457312107. The next prime is 1457312123. The reversal of 1457312122 is 2212137541.

It is not an unprimeable number, because it can be changed into a prime (1457312123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2739043 + ... + 2739574.

It is an arithmetic number, because the mean of its divisors is an integer number (164358540).

Almost surely, 2^1457312122 is an apocalyptic number.

1457312122 is a deficient number, since it is larger than the sum of its proper divisors (1172424518).

1457312122 is a wasteful number, since it uses less digits than its factorization.

1457312122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5478645.

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

The square root of 1457312122 is about 38174.7576547645. The cubic root of 1457312122 is about 1133.7505892871.

Adding to 1457312122 its reverse (2212137541), we get a palindrome (3669449663).

The spelling of 1457312122 in words is "one billion, four hundred fifty-seven million, three hundred twelve thousand, one hundred twenty-two".