1072120293675 has 24 divisors (see below), whose sum is σ = 1969524688880. Its totient is φ = 571797489600.

The previous prime is 1072120293667. The next prime is 1072120293677. The reversal of 1072120293675 is 5763920212701.

It is a happy number.

1072120293675 is a `hidden beast` number, since 10 + 72 + 1 + 202 + 9 + 367 + 5 = 666.

It is not a de Polignac number, because 1072120293675 - 2³ = 1072120293667 is a prime.

It is a super-2 number, since 2×1072120293675² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1072120293675.

It is not an unprimeable number, because it can be changed into a prime (1072120293677) 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, 794162506 + ... + 794163855.

Almost surely, 2^{1072120293675} is an apocalyptic number.

1072120293675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1072120293675 is a deficient number, since it is larger than the sum of its proper divisors (897404395205).

1072120293675 is a wasteful number, since it uses less digits than its factorization.

1072120293675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588326380 (or 1588326369 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 1072120293675 in words is "one trillion, seventy-two billion, one hundred twenty million, two hundred ninety-three thousand, six hundred seventy-five".