120011577 has 8 divisors (see below), whose sum is σ = 182874816. Its totient is φ = 68578032.

The previous prime is 120011561. The next prime is 120011611. The reversal of 120011577 is 775110021.

It is a happy number.

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

It is not a de Polignac number, because 120011577 - 2⁴ = 120011561 is a prime.

It is a super-2 number, since 2×120011577² = 28805557228053858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120011477) 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, 2857398 + ... + 2857439.

It is an arithmetic number, because the mean of its divisors is an integer number (22859352).

Almost surely, 2^120011577 is an apocalyptic number.

It is an amenable number.

120011577 is a deficient number, since it is larger than the sum of its proper divisors (62863239).

120011577 is an equidigital number, since it uses as much as digits as its factorization.

120011577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5714847.

The product of its (nonzero) digits is 490, while the sum is 24.

The square root of 120011577 is about 10954.9795526966. The cubic root of 120011577 is about 493.2582762100.

Adding to 120011577 its reverse (775110021), we get a palindrome (895121598).

The spelling of 120011577 in words is "one hundred twenty million, eleven thousand, five hundred seventy-seven".