1140474787 has 8 divisors (see below), whose sum is σ = 1165214016. Its totient is φ = 1115755392.

The previous prime is 1140474701. The next prime is 1140474821. The reversal of 1140474787 is 7874740411.

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

It is a cyclic number.

It is not a de Polignac number, because 1140474787 - 2⁷ = 1140474659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140414787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215323 + ... + 220555.

It is an arithmetic number, because the mean of its divisors is an integer number (145651752).

Almost surely, 2^1140474787 is an apocalyptic number.

1140474787 is a deficient number, since it is larger than the sum of its proper divisors (24739229).

1140474787 is an equidigital number, since it uses as much as digits as its factorization.

1140474787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917.

The product of its (nonzero) digits is 175616, while the sum is 43.

The square root of 1140474787 is about 33770.9162890201. The cubic root of 1140474787 is about 1044.7889310669.

The spelling of 1140474787 in words is "one billion, one hundred forty million, four hundred seventy-four thousand, seven hundred eighty-seven".