1149894290 has 8 divisors (see below), whose sum is σ = 2069809740. Its totient is φ = 459957712.

The previous prime is 1149894281. The next prime is 1149894349. The reversal of 1149894290 is 924989411.

It can be written as a sum of positive squares in 2 ways, for example, as 1104964081 + 44930209 = 33241^2 + 6703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57494705 + ... + 57494724.

Almost surely, 2^1149894290 is an apocalyptic number.

1149894290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149894290 is a deficient number, since it is larger than the sum of its proper divisors (919915450).

1149894290 is a wasteful number, since it uses less digits than its factorization.

1149894290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114989436.

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 1149894290 is about 33910.0912708887. The cubic root of 1149894290 is about 1047.6574503727.

The spelling of 1149894290 in words is "one billion, one hundred forty-nine million, eight hundred ninety-four thousand, two hundred ninety".