120611161251539 has 8 divisors (see below), whose sum is σ = 145949640506208. Its totient is φ = 97299760337280.

The previous prime is 120611161251533. The next prime is 120611161251557. The reversal of 120611161251539 is 935152161116021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120611161251539 - 2²⁸ = 120610892816083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120611161251539.

It is not an unprimeable number, because it can be changed into a prime (120611161251533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506769584972 + ... + 506769585209.

It is an arithmetic number, because the mean of its divisors is an integer number (18243705063276).

Almost surely, 2^{120611161251539} is an apocalyptic number.

120611161251539 is a deficient number, since it is larger than the sum of its proper divisors (25338479254669).

120611161251539 is a wasteful number, since it uses less digits than its factorization.

120611161251539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013539170205.

The product of its (nonzero) digits is 97200, while the sum is 44.

The spelling of 120611161251539 in words is "one hundred twenty trillion, six hundred eleven billion, one hundred sixty-one million, two hundred fifty-one thousand, five hundred thirty-nine".