1123430114545 has 32 divisors (see below), whose sum is σ = 1436225472000. Its totient is φ = 840671170560.

The previous prime is 1123430114473. The next prime is 1123430114549. The reversal of 1123430114545 is 5454110343211.

It is not a de Polignac number, because 1123430114545 - 2¹³ = 1123430106353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123430114545.

It is not an unprimeable number, because it can be changed into a prime (1123430114549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10167064 + ... + 10276966.

It is an arithmetic number, because the mean of its divisors is an integer number (44882046000).

Almost surely, 2^{1123430114545} is an apocalyptic number.

It is an amenable number.

1123430114545 is a deficient number, since it is larger than the sum of its proper divisors (312795357455).

1123430114545 is a wasteful number, since it uses less digits than its factorization.

1123430114545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110665.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 1123430114545 its reverse (5454110343211), we get a palindrome (6577540457756).

The spelling of 1123430114545 in words is "one trillion, one hundred twenty-three billion, four hundred thirty million, one hundred fourteen thousand, five hundred forty-five".