1383454500 has 48 divisors (see below), whose sum is σ = 4028623872. Its totient is φ = 368920800.

The previous prime is 1383454493. The next prime is 1383454517. The reversal of 1383454500 is 54543831.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459652 + ... + 462651.

It is an arithmetic number, because the mean of its divisors is an integer number (83929664).

Almost surely, 2^1383454500 is an apocalyptic number.

1383454500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1383454500 is an abundant number, since it is smaller than the sum of its proper divisors (2645169372).

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

1383454500 is a wasteful number, since it uses less digits than its factorization.

1383454500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922325 (or 922313 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1383454500 is about 37194.8181874841. The cubic root of 1383454500 is about 1114.2644978115.

It can be divided in two parts, 138345 and 4500, that added together give a triangular number (142845 = T₅₃₄).

The spelling of 1383454500 in words is "one billion, three hundred eighty-three million, four hundred fifty-four thousand, five hundred".