1140234545 has 8 divisors (see below), whose sum is σ = 1427772096. Its totient is φ = 872527216.

The previous prime is 1140234497. The next prime is 1140234547. The reversal of 1140234545 is 5454320411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140234545 - 2⁶ = 1140234481 is a prime.

It is a super-2 number, since 2×1140234545² = 2600269635222714050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140234547) 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, 4957427 + ... + 4957656.

It is an arithmetic number, because the mean of its divisors is an integer number (178471512).

Almost surely, 2^1140234545 is an apocalyptic number.

It is an amenable number.

1140234545 is a deficient number, since it is larger than the sum of its proper divisors (287537551).

1140234545 is an equidigital number, since it uses as much as digits as its factorization.

1140234545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9915111.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1140234545 is about 33767.3591653241. The cubic root of 1140234545 is about 1044.7155640178.

Adding to 1140234545 its reverse (5454320411), we get a palindrome (6594554956).

The spelling of 1140234545 in words is "one billion, one hundred forty million, two hundred thirty-four thousand, five hundred forty-five".