1940155095 has 16 divisors (see below), whose sum is σ = 3105994752. Its totient is φ = 1034167200.

The previous prime is 1940155093. The next prime is 1940155099. The reversal of 1940155095 is 5905510491.

It is not a de Polignac number, because 1940155095 - 2¹ = 1940155093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940155093) 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, 8131 + ... + 62820.

It is an arithmetic number, because the mean of its divisors is an integer number (194124672).

Almost surely, 2^1940155095 is an apocalyptic number.

1940155095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1940155095 is a deficient number, since it is larger than the sum of its proper divisors (1165839657).

1940155095 is a wasteful number, since it uses less digits than its factorization.

1940155095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72782.

The product of its (nonzero) digits is 40500, while the sum is 39.

The square root of 1940155095 is about 44047.1916811957. The cubic root of 1940155095 is about 1247.2269395913.

The spelling of 1940155095 in words is "one billion, nine hundred forty million, one hundred fifty-five thousand, ninety-five".