1146629456 has 20 divisors (see below), whose sum is σ = 2538965472. Its totient is φ = 491412576.

The previous prime is 1146629387. The next prime is 1146629503. The reversal of 1146629456 is 6549266411.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5118770 + ... + 5118993.

Almost surely, 2^1146629456 is an apocalyptic number.

1146629456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1146629456 is an abundant number, since it is smaller than the sum of its proper divisors (1392336016).

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

1146629456 is a wasteful number, since it uses less digits than its factorization.

1146629456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10237778 (or 10237772 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 1146629456 is about 33861.9174885298. The cubic root of 1146629456 is about 1046.6649910495.

The spelling of 1146629456 in words is "one billion, one hundred forty-six million, six hundred twenty-nine thousand, four hundred fifty-six".