2132886945 has 96 divisors (see below), whose sum is σ = 4166380800. Its totient is φ = 927252480.

The previous prime is 2132886923. The next prime is 2132886967. The reversal of 2132886945 is 5496882312.

It is an interprime number because it is at equal distance from previous prime (2132886923) and next prime (2132886967).

It is not a de Polignac number, because 2132886945 - 2¹⁴ = 2132870561 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (829440) is a multiple of the sum of its prime divisors (768).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2132886894 and 2132886903.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4750081 + ... + 4750529.

It is an arithmetic number, because the mean of its divisors is an integer number (43399800).

Almost surely, 2^2132886945 is an apocalyptic number.

It is an amenable number.

2132886945 is a deficient number, since it is larger than the sum of its proper divisors (2033493855).

2132886945 is a wasteful number, since it uses less digits than its factorization.

2132886945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775 (or 768 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The square root of 2132886945 is about 46183.1889869030. The cubic root of 2132886945 is about 1287.2293850448.

The spelling of 2132886945 in words is "two billion, one hundred thirty-two million, eight hundred eighty-six thousand, nine hundred forty-five".