1147873270 has 16 divisors (see below), whose sum is σ = 2132823168. Its totient is φ = 444337920.

The previous prime is 1147873267. The next prime is 1147873271. The reversal of 1147873270 is 723787411.

It is a super-2 number, since 2×1147873270² = 2635226087960985800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1147873271) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1851099 + ... + 1851718.

It is an arithmetic number, because the mean of its divisors is an integer number (133301448).

Almost surely, 2^1147873270 is an apocalyptic number.

1147873270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1147873270 is a deficient number, since it is larger than the sum of its proper divisors (984949898).

1147873270 is a wasteful number, since it uses less digits than its factorization.

1147873270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702855.

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 1147873270 is about 33880.2784817362. The cubic root of 1147873270 is about 1047.0433132451.

It can be divided in two parts, 11478 and 73270, that added together give a palindrome (84748).

The spelling of 1147873270 in words is "one billion, one hundred forty-seven million, eight hundred seventy-three thousand, two hundred seventy".