1264461115 has 16 divisors (see below), whose sum is σ = 1636175520. Its totient is φ = 934951680.

The previous prime is 1264461097. The next prime is 1264461127. The reversal of 1264461115 is 5111644621.

It is not a de Polignac number, because 1264461115 - 2¹³ = 1264452923 is a prime.

It is a super-2 number, since 2×1264461115² = 3197723822694086450, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 158424 + ... + 166213.

It is an arithmetic number, because the mean of its divisors is an integer number (102260970).

Almost surely, 2^1264461115 is an apocalyptic number.

1264461115 is a deficient number, since it is larger than the sum of its proper divisors (371714405).

1264461115 is a wasteful number, since it uses less digits than its factorization.

1264461115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324702.

The product of its digits is 5760, while the sum is 31.

The square root of 1264461115 is about 35559.2620142770. The cubic root of 1264461115 is about 1081.3554982319.

The spelling of 1264461115 in words is "one billion, two hundred sixty-four million, four hundred sixty-one thousand, one hundred fifteen".