1140232547 has 2 divisors, whose sum is σ = 1140232548. Its totient is φ = 1140232546.

The previous prime is 1140232537. The next prime is 1140232573. The reversal of 1140232547 is 7452320411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140232547 - 2¹² = 1140228451 is a prime.

It is a super-2 number, since 2×1140232547² = 2600260522476214418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1140232507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570116273 + 570116274.

It is an arithmetic number, because the mean of its divisors is an integer number (570116274).

Almost surely, 2^1140232547 is an apocalyptic number.

1140232547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140232547 is an equidigital number, since it uses as much as digits as its factorization.

1140232547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1140232547 is about 33767.3295805280. The cubic root of 1140232547 is about 1044.7149538091.

Adding to 1140232547 its reverse (7452320411), we get a palindrome (8592552958).

The spelling of 1140232547 in words is "one billion, one hundred forty million, two hundred thirty-two thousand, five hundred forty-seven".