1146145818723 has 64 divisors (see below), whose sum is σ = 1626644229120. Its totient is φ = 716372287488.

The previous prime is 1146145818691. The next prime is 1146145818731. The reversal of 1146145818723 is 3278185416411.

It is a Cunningham number, because it is equal to 1070582²-1.

It is not a de Polignac number, because 1146145818723 - 2⁵ = 1146145818691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1146145818773) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 504242515 + ... + 504244787.

It is an arithmetic number, because the mean of its divisors is an integer number (25416316080).

Almost surely, 2^{1146145818723} is an apocalyptic number.

1146145818723 is a deficient number, since it is larger than the sum of its proper divisors (480498410397).

1146145818723 is a wasteful number, since it uses less digits than its factorization.

1146145818723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068.

The product of its digits is 1290240, while the sum is 51.

The spelling of 1146145818723 in words is "one trillion, one hundred forty-six billion, one hundred forty-five million, eight hundred eighteen thousand, seven hundred twenty-three".