1140371764 has 24 divisors (see below), whose sum is σ = 2414905920. Its totient is φ = 459981696.

The previous prime is 1140371761. The next prime is 1140371767. The reversal of 1140371764 is 4671730411.

It is an interprime number because it is at equal distance from previous prime (1140371761) and next prime (1140371767).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140371761) 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, 1197394 + ... + 1198345.

It is an arithmetic number, because the mean of its divisors is an integer number (100621080).

Almost surely, 2^1140371764 is an apocalyptic number.

1140371764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1140371764 is an abundant number, since it is smaller than the sum of its proper divisors (1274534156).

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

1140371764 is a wasteful number, since it uses less digits than its factorization.

1140371764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395767 (or 2395765 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 1140371764 is about 33769.3909332105. The cubic root of 1140371764 is about 1044.7574703301.

The spelling of 1140371764 in words is "one billion, one hundred forty million, three hundred seventy-one thousand, seven hundred sixty-four".