1181317145602 has 64 divisors (see below), whose sum is σ = 1976236859520. Its totient is φ = 525111206400.

The previous prime is 1181317145573. The next prime is 1181317145641. The reversal of 1181317145602 is 2065417131811.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 262921668 + ... + 262926160.

It is an arithmetic number, because the mean of its divisors is an integer number (30878700930).

Almost surely, 2^{1181317145602} is an apocalyptic number.

1181317145602 is a deficient number, since it is larger than the sum of its proper divisors (794919713918).

1181317145602 is a wasteful number, since it uses less digits than its factorization.

1181317145602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6019.

The product of its (nonzero) digits is 40320, while the sum is 40.

The spelling of 1181317145602 in words is "one trillion, one hundred eighty-one billion, three hundred seventeen million, one hundred forty-five thousand, six hundred two".