1141787064 has 64 divisors (see below), whose sum is σ = 3277872000. Its totient is φ = 327784320.

The previous prime is 1141787047. The next prime is 1141787069. The reversal of 1141787064 is 4607871411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141787069) 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, 108799 + ... + 118830.

It is an arithmetic number, because the mean of its divisors is an integer number (51216750).

Almost surely, 2^1141787064 is an apocalyptic number.

It is an amenable number.

1141787064 is an abundant number, since it is smaller than the sum of its proper divisors (2136084936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141787064 is a wasteful number, since it uses less digits than its factorization.

1141787064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227668 (or 227664 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 39.

The square root of 1141787064 is about 33790.3398029674. The cubic root of 1141787064 is about 1045.1895031130.

The spelling of 1141787064 in words is "one billion, one hundred forty-one million, seven hundred eighty-seven thousand, sixty-four".