1177481047497 has 16 divisors (see below), whose sum is σ = 1597124984832. Its totient is φ = 771527771280.

The previous prime is 1177481047447. The next prime is 1177481047511. The reversal of 1177481047497 is 7947401847711.

It is a happy number.

It is not a de Polignac number, because 1177481047497 - 2⁸ = 1177481047241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1177481047497.

It is not an unprimeable number, because it can be changed into a prime (1177481047447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14400829 + ... + 14482362.

It is an arithmetic number, because the mean of its divisors is an integer number (99820311552).

Almost surely, 2^{1177481047497} is an apocalyptic number.

It is an amenable number.

1177481047497 is a deficient number, since it is larger than the sum of its proper divisors (419643937335).

1177481047497 is a wasteful number, since it uses less digits than its factorization.

1177481047497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28883428.

The product of its (nonzero) digits is 11063808, while the sum is 60.

The spelling of 1177481047497 in words is "one trillion, one hundred seventy-seven billion, four hundred eighty-one million, forty-seven thousand, four hundred ninety-seven".