1145413423020 has 48 divisors (see below), whose sum is σ = 3209873411808. Its totient is φ = 305184929280.

The previous prime is 1145413423013. The next prime is 1145413423027. The reversal of 1145413423020 is 203243145411.

It is an interprime number because it is at equal distance from previous prime (1145413423013) and next prime (1145413423027).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1145413423027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8011369 + ... + 8153088.

It is an arithmetic number, because the mean of its divisors is an integer number (66872362746).

Almost surely, 2^{1145413423020} is an apocalyptic number.

1145413423020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145413423020 is an abundant number, since it is smaller than the sum of its proper divisors (2064459988788).

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

1145413423020 is a wasteful number, since it uses less digits than its factorization.

1145413423020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16165650 (or 16165648 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1145413423020 its reverse (203243145411), we get a palindrome (1348656568431).

The spelling of 1145413423020 in words is "one trillion, one hundred forty-five billion, four hundred thirteen million, four hundred twenty-three thousand, twenty".