2126118073 has 16 divisors (see below), whose sum is σ = 2283310080. Its totient is φ = 1972578816.

The previous prime is 2126118061. The next prime is 2126118077. The reversal of 2126118073 is 3708116212.

It is not a de Polignac number, because 2126118073 - 2⁹ = 2126117561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2126118077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1601536 + ... + 1602862.

It is an arithmetic number, because the mean of its divisors is an integer number (142706880).

Almost surely, 2^2126118073 is an apocalyptic number.

It is an amenable number.

2126118073 is a deficient number, since it is larger than the sum of its proper divisors (157192007).

2126118073 is a wasteful number, since it uses less digits than its factorization.

2126118073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2616.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 2126118073 is about 46109.8478960840. The cubic root of 2126118073 is about 1285.8662366202.

The spelling of 2126118073 in words is "two billion, one hundred twenty-six million, one hundred eighteen thousand, seventy-three".