1047277969955 has 24 divisors (see below), whose sum is σ = 1462265974368. Its totient is φ = 717960837888.

The previous prime is 1047277969949. The next prime is 1047277969957. The reversal of 1047277969955 is 5599697727401.

1047277969955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 1023366²-1.

It is not a de Polignac number, because 1047277969955 - 2³⁸ = 772400063011 is a prime.

It is a super-2 number, since 2×1047277969955² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1047277969957) 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, 511682 + ... + 1535048.

It is an arithmetic number, because the mean of its divisors is an integer number (60927748932).

Almost surely, 2^{1047277969955} is an apocalyptic number.

1047277969955 is a deficient number, since it is larger than the sum of its proper divisors (414988004413).

1047277969955 is a wasteful number, since it uses less digits than its factorization.

1047277969955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027563 (or 1027556 counting only the distinct ones).

The product of its (nonzero) digits is 300056400, while the sum is 71.

The spelling of 1047277969955 in words is "one trillion, forty-seven billion, two hundred seventy-seven million, nine hundred sixty-nine thousand, nine hundred fifty-five".