1164037123 has 4 divisors (see below), whose sum is σ = 1164286480. Its totient is φ = 1163787768.

The previous prime is 1164037103. The next prime is 1164037129. The reversal of 1164037123 is 3217304611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3217304611 = 31511 ⋅102101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1164037123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1164037091 and 1164037100.

It is not an unprimeable number, because it can be changed into a prime (1164037129) 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, 117540 + ... + 127057.

It is an arithmetic number, because the mean of its divisors is an integer number (291071620).

Almost surely, 2^1164037123 is an apocalyptic number.

1164037123 is a deficient number, since it is larger than the sum of its proper divisors (249357).

1164037123 is an equidigital number, since it uses as much as digits as its factorization.

1164037123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249356.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1164037123 is about 34117.9882613263. The cubic root of 1164037123 is about 1051.9350930644.

The spelling of 1164037123 in words is "one billion, one hundred sixty-four million, thirty-seven thousand, one hundred twenty-three".