1140461464 has 8 divisors (see below), whose sum is σ = 2138365260. Its totient is φ = 570230728.

The previous prime is 1140461461. The next prime is 1140461513. The reversal of 1140461464 is 4641640411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140461461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71278834 + ... + 71278849.

Almost surely, 2^1140461464 is an apocalyptic number.

It is an amenable number.

1140461464 is a deficient number, since it is larger than the sum of its proper divisors (997903796).

1140461464 is a wasteful number, since it uses less digits than its factorization.

1140461464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142557689 (or 142557685 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1140461464 is about 33770.7190329137. The cubic root of 1140461464 is about 1044.7848626510.

The spelling of 1140461464 in words is "one billion, one hundred forty million, four hundred sixty-one thousand, four hundred sixty-four".