1455205000 has 40 divisors (see below), whose sum is σ = 3409557030. Its totient is φ = 582080000.

The previous prime is 1455204997. The next prime is 1455205013. The reversal of 1455205000 is 5025541.

It can be written as a sum of positive squares in 5 ways, for example, as 81613156 + 1373591844 = 9034^2 + 37062^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 140521 + ... + 150520.

Almost surely, 2^1455205000 is an apocalyptic number.

1455205000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1455205000 is an abundant number, since it is smaller than the sum of its proper divisors (1954352030).

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

1455205000 is an equidigital number, since it uses as much as digits as its factorization.

1455205000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291067 (or 291048 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 1455205000 is about 38147.1493037160. The cubic root of 1455205000 is about 1133.2038971748.

The spelling of 1455205000 in words is "one billion, four hundred fifty-five million, two hundred five thousand".