1149201465 has 32 divisors (see below), whose sum is σ = 1938456576. Its totient is φ = 580505280.

The previous prime is 1149201421. The next prime is 1149201499. The reversal of 1149201465 is 5641029411.

It is not a de Polignac number, because 1149201465 - 2⁷ = 1149201337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4437 + ... + 48146.

It is an arithmetic number, because the mean of its divisors is an integer number (60576768).

Almost surely, 2^1149201465 is an apocalyptic number.

1149201465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1149201465 is a deficient number, since it is larger than the sum of its proper divisors (789255111).

1149201465 is a wasteful number, since it uses less digits than its factorization.

1149201465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52669.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1149201465 is about 33899.8741148105. The cubic root of 1149201465 is about 1047.4469994050.

The spelling of 1149201465 in words is "one billion, one hundred forty-nine million, two hundred one thousand, four hundred sixty-five".