1149016870 has 16 divisors (see below), whose sum is σ = 2124129168. Its totient is φ = 447184800.

The previous prime is 1149016867. The next prime is 1149016873. The reversal of 1149016870 is 786109411.

It is an interprime number because it is at equal distance from previous prime (1149016867) and next prime (1149016873).

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149016873) 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, 1552356 + ... + 1553095.

It is an arithmetic number, because the mean of its divisors is an integer number (132758073).

Almost surely, 2^1149016870 is an apocalyptic number.

1149016870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1149016870 is a deficient number, since it is larger than the sum of its proper divisors (975112298).

1149016870 is a wasteful number, since it uses less digits than its factorization.

1149016870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3105495.

The product of its (nonzero) digits is 12096, while the sum is 37.

The square root of 1149016870 is about 33897.1513552393. The cubic root of 1149016870 is about 1047.3909129721.

It can be divided in two parts, 1149016 and 870, that added together give a triangular number (1149886 = T₁₅₁₆).

The spelling of 1149016870 in words is "one billion, one hundred forty-nine million, sixteen thousand, eight hundred seventy".