1170731761450 has 12 divisors (see below), whose sum is σ = 2177561076390. Its totient is φ = 468292704560.

The previous prime is 1170731761427. The next prime is 1170731761453. The reversal of 1170731761450 is 541671370711.

It can be written as a sum of positive squares in 3 ways, for example, as 1037523550921 + 133208210529 = 1018589^2 + 364977^2 .

It is a super-2 number, since 2×1170731761450² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1170731761397 and 1170731761406.

It is not an unprimeable number, because it can be changed into a prime (1170731761453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11707317565 + ... + 11707317664.

Almost surely, 2^{1170731761450} is an apocalyptic number.

1170731761450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1170731761450 is a deficient number, since it is larger than the sum of its proper divisors (1006829314940).

1170731761450 is a wasteful number, since it uses less digits than its factorization.

1170731761450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23414635241 (or 23414635236 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 43.

The spelling of 1170731761450 in words is "one trillion, one hundred seventy billion, seven hundred thirty-one million, seven hundred sixty-one thousand, four hundred fifty".