1481861458 has 32 divisors (see below), whose sum is σ = 2774217600. Its totient is φ = 576735360.

The previous prime is 1481861453. The next prime is 1481861497. The reversal of 1481861458 is 8541681841.

It is not an unprimeable number, because it can be changed into a prime (1481861453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156960 + ... + 166132.

It is an arithmetic number, because the mean of its divisors is an integer number (86694300).

Almost surely, 2^1481861458 is an apocalyptic number.

1481861458 is a deficient number, since it is larger than the sum of its proper divisors (1292356142).

1481861458 is a wasteful number, since it uses less digits than its factorization.

1481861458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10242.

The product of its digits is 245760, while the sum is 46.

The square root of 1481861458 is about 38494.9536692798. The cubic root of 1481861458 is about 1140.0814187258.

The spelling of 1481861458 in words is "one billion, four hundred eighty-one million, eight hundred sixty-one thousand, four hundred fifty-eight".