1940513055 has 32 divisors (see below), whose sum is σ = 3346660800. Its totient is φ = 954470400.

The previous prime is 1940513041. The next prime is 1940513089. The reversal of 1940513055 is 5503150491.

It is not a de Polignac number, because 1940513055 - 2⁴ = 1940513039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249871 + ... + 257519.

It is an arithmetic number, because the mean of its divisors is an integer number (104583150).

Almost surely, 2^1940513055 is an apocalyptic number.

1940513055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1940513055 is a deficient number, since it is larger than the sum of its proper divisors (1406147745).

1940513055 is a wasteful number, since it uses less digits than its factorization.

1940513055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8971.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 1940513055 is about 44051.2548629435. The cubic root of 1940513055 is about 1247.3036396280.

The spelling of 1940513055 in words is "one billion, nine hundred forty million, five hundred thirteen thousand, fifty-five".