901613111 has 4 divisors (see below), whose sum is σ = 1030414992. Its totient is φ = 772811232.

The previous prime is 901613107. The next prime is 901613129. The reversal of 901613111 is 111316109.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 901613111 - 2² = 901613107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901613191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64400930 + ... + 64400943.

It is an arithmetic number, because the mean of its divisors is an integer number (257603748).

Almost surely, 2^901613111 is an apocalyptic number.

901613111 is a deficient number, since it is larger than the sum of its proper divisors (128801881).

901613111 is a wasteful number, since it uses less digits than its factorization.

901613111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128801880.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 901613111 is about 30026.8731472326. The cubic root of 901613111 is about 966.0658705245.

The spelling of 901613111 in words is "nine hundred one million, six hundred thirteen thousand, one hundred eleven".