1047134880 has 144 divisors (see below), whose sum is σ = 3898256544. Its totient is φ = 253847040.

The previous prime is 1047134863. The next prime is 1047134887. The reversal of 1047134880 is 884317401.

1047134880 is a `hidden beast` number, since 104 + 71 + 3 + 488 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×1047134880² = 2192982913825228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1047134887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17214 + ... + 48893.

It is an arithmetic number, because the mean of its divisors is an integer number (27071226).

Almost surely, 2^1047134880 is an apocalyptic number.

1047134880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1047134880 is an abundant number, since it is smaller than the sum of its proper divisors (2851121664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1047134880 is a wasteful number, since it uses less digits than its factorization.

1047134880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66139 (or 66128 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 1047134880 is about 32359.4635307818. The cubic root of 1047134880 is about 1015.4710392639.

The spelling of 1047134880 in words is "one billion, forty-seven million, one hundred thirty-four thousand, eight hundred eighty".