1481957154 has 32 divisors (see below), whose sum is σ = 3304002240. Its totient is φ = 492371136.

The previous prime is 1481957149. The next prime is 1481957233. The reversal of 1481957154 is 4517591841.

1481957154 is a `hidden beast` number, since 14 + 8 + 19 + 571 + 54 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28119 + ... + 61274.

It is an arithmetic number, because the mean of its divisors is an integer number (103250070).

Almost surely, 2^1481957154 is an apocalyptic number.

1481957154 is an abundant number, since it is smaller than the sum of its proper divisors (1822045086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1481957154 is a wasteful number, since it uses less digits than its factorization.

1481957154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89711 (or 89705 counting only the distinct ones).

The product of its digits is 201600, while the sum is 45.

The square root of 1481957154 is about 38496.1966173283. The cubic root of 1481957154 is about 1140.1059596801.

The spelling of 1481957154 in words is "one billion, four hundred eighty-one million, nine hundred fifty-seven thousand, one hundred fifty-four".