1315554044 has 48 divisors (see below), whose sum is σ = 2853869760. Its totient is φ = 517693440.

The previous prime is 1315554029. The next prime is 1315554077. The reversal of 1315554044 is 4404555131.

It is a self number, because there is not a number n which added to its sum of digits gives 1315554044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14189 + ... + 53220.

It is an arithmetic number, because the mean of its divisors is an integer number (59455620).

Almost surely, 2^1315554044 is an apocalyptic number.

1315554044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1315554044 is an abundant number, since it is smaller than the sum of its proper divisors (1538315716).

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

1315554044 is a wasteful number, since it uses less digits than its factorization.

1315554044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67478 (or 67476 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 1315554044 is about 36270.5671860808. The cubic root of 1315554044 is about 1095.7283489909.

The spelling of 1315554044 in words is "one billion, three hundred fifteen million, five hundred fifty-four thousand, forty-four".