1457486145 has 48 divisors (see below), whose sum is σ = 2588526720. Its totient is φ = 758383872.

The previous prime is 1457486141. The next prime is 1457486159. The reversal of 1457486145 is 5416847541.

1457486145 is a `hidden beast` number, since 14 + 574 + 8 + 61 + 4 + 5 = 666.

It is not a de Polignac number, because 1457486145 - 2² = 1457486141 is a prime.

It is a super-2 number, since 2×1457486145² = 4248531725733922050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1457486145.

It is not an unprimeable number, because it can be changed into a prime (1457486141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 361732 + ... + 365738.

It is an arithmetic number, because the mean of its divisors is an integer number (53927640).

Almost surely, 2^1457486145 is an apocalyptic number.

1457486145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1457486145 is a deficient number, since it is larger than the sum of its proper divisors (1131040575).

1457486145 is a wasteful number, since it uses less digits than its factorization.

1457486145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4214 (or 4211 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The square root of 1457486145 is about 38177.0368808267. The cubic root of 1457486145 is about 1133.7957159333.

The spelling of 1457486145 in words is "one billion, four hundred fifty-seven million, four hundred eighty-six thousand, one hundred forty-five".