964144111 has 4 divisors (see below), whose sum is σ = 1101878992. Its totient is φ = 826409232.

The previous prime is 964144109. The next prime is 964144117. The reversal of 964144111 is 111441469.

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 964144111 - 2¹ = 964144109 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 (964144117) 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, 68867430 + ... + 68867443.

It is an arithmetic number, because the mean of its divisors is an integer number (275469748).

Almost surely, 2^964144111 is an apocalyptic number.

964144111 is a deficient number, since it is larger than the sum of its proper divisors (137734881).

964144111 is a wasteful number, since it uses less digits than its factorization.

964144111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137734880.

The product of its digits is 3456, while the sum is 31.

The square root of 964144111 is about 31050.6700571823. The cubic root of 964144111 is about 987.9022721691.

The spelling of 964144111 in words is "nine hundred sixty-four million, one hundred forty-four thousand, one hundred eleven".