1358807044 has 27 divisors (see below), whose sum is σ = 2767193877. Its totient is φ = 582124704.

The previous prime is 1358807029. The next prime is 1358807053. The reversal of 1358807044 is 4407088531.

The square root of 1358807044 is 36862.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 222308100 + 1136498944 = 14910^2 + 33712^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1358806988 and 1358807006.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 514752 + ... + 517384.

Almost surely, 2^1358807044 is an apocalyptic number.

1358807044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1358807044 is the 36862-nd square number.

It is an amenable number.

1358807044 is an abundant number, since it is smaller than the sum of its proper divisors (1408386833).

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

1358807044 is an frugal number, since it uses more digits than its factorization.

1358807044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284 (or 2642 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The cubic root of 1358807044 is about 1107.6076071458.

The spelling of 1358807044 in words is "one billion, three hundred fifty-eight million, eight hundred seven thousand, forty-four".