1140373454 has 12 divisors (see below), whose sum is σ = 1880202912. Its totient is φ = 518351460.

The previous prime is 1140373441. The next prime is 1140373457. The reversal of 1140373454 is 4543730411.

It is a super-2 number, since 2×1140373454² = 2600903229175780232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1140373454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140373457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2355902 + ... + 2356385.

It is an arithmetic number, because the mean of its divisors is an integer number (156683576).

Almost surely, 2^1140373454 is an apocalyptic number.

1140373454 is a deficient number, since it is larger than the sum of its proper divisors (739829458).

1140373454 is a wasteful number, since it uses less digits than its factorization.

1140373454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4712311 (or 4712300 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 1140373454 is about 33769.4159558616. The cubic root of 1140373454 is about 1044.7579864305.

The spelling of 1140373454 in words is "one billion, one hundred forty million, three hundred seventy-three thousand, four hundred fifty-four".