1140945194 has 8 divisors (see below), whose sum is σ = 1714704228. Its totient is φ = 569377120.

The previous prime is 1140945161. The next prime is 1140945203. The reversal of 1140945194 is 4915490411.

It can be written as a sum of positive squares in 2 ways, for example, as 1068439969 + 72505225 = 32687^2 + 8515^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546437 + ... + 548520.

Almost surely, 2^1140945194 is an apocalyptic number.

1140945194 is a deficient number, since it is larger than the sum of its proper divisors (573759034).

1140945194 is a wasteful number, since it uses less digits than its factorization.

1140945194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095480.

The product of its (nonzero) digits is 25920, while the sum is 38.

The square root of 1140945194 is about 33777.8802472861. The cubic root of 1140945194 is about 1044.9325579362.

The spelling of 1140945194 in words is "one billion, one hundred forty million, nine hundred forty-five thousand, one hundred ninety-four".