1149418390 has 16 divisors (see below), whose sum is σ = 2069971200. Its totient is φ = 459541120.

The previous prime is 1149418381. The next prime is 1149418397. The reversal of 1149418390 is 938149411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149418397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6115 + ... + 48334.

It is an arithmetic number, because the mean of its divisors is an integer number (129373200).

Almost surely, 2^1149418390 is an apocalyptic number.

1149418390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149418390 is a deficient number, since it is larger than the sum of its proper divisors (920552810).

1149418390 is a wasteful number, since it uses less digits than its factorization.

1149418390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56567.

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 1149418390 is about 33903.0734594963. The cubic root of 1149418390 is about 1047.5129011499.

The spelling of 1149418390 in words is "one billion, one hundred forty-nine million, four hundred eighteen thousand, three hundred ninety".