1149445462 has 16 divisors (see below), whose sum is σ = 1882227600. Its totient is φ = 522109440.

The previous prime is 1149445459. The next prime is 1149445511. The reversal of 1149445462 is 2645449411.

It is a super-2 number, since 2×1149445462² = 2642449740224786888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15214 + ... + 50302.

It is an arithmetic number, because the mean of its divisors is an integer number (117639225).

Almost surely, 2^1149445462 is an apocalyptic number.

1149445462 is a deficient number, since it is larger than the sum of its proper divisors (732782138).

1149445462 is a wasteful number, since it uses less digits than its factorization.

1149445462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36591.

The product of its digits is 138240, while the sum is 40.

The square root of 1149445462 is about 33903.4727129833. The cubic root of 1149445462 is about 1047.5211250327.

The spelling of 1149445462 in words is "one billion, one hundred forty-nine million, four hundred forty-five thousand, four hundred sixty-two".