1945934495 has 32 divisors (see below), whose sum is σ = 2607422400. Its totient is φ = 1385496576.

The previous prime is 1945934489. The next prime is 1945934503. The reversal of 1945934495 is 5944395491.

It is a cyclic number.

It is not a de Polignac number, because 1945934495 - 2¹⁶ = 1945868959 is a prime.

It is a super-2 number, since 2×1945934495² = 7573322117661810050, which contains 22 as substring.

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, 1499687 + ... + 1500983.

It is an arithmetic number, because the mean of its divisors is an integer number (81481950).

Almost surely, 2^1945934495 is an apocalyptic number.

1945934495 is a deficient number, since it is larger than the sum of its proper divisors (661487905).

1945934495 is a wasteful number, since it uses less digits than its factorization.

1945934495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267.

The product of its digits is 3499200, while the sum is 53.

The square root of 1945934495 is about 44112.7475340179. The cubic root of 1945934495 is about 1248.4641392784.

The spelling of 1945934495 in words is "one billion, nine hundred forty-five million, nine hundred thirty-four thousand, four hundred ninety-five".