110045231557 has 2 divisors, whose sum is σ = 110045231558. Its totient is φ = 110045231556.

The previous prime is 110045231503. The next prime is 110045231609. The reversal of 110045231557 is 755132540011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108447710596 + 1597520961 = 329314^2 + 39969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110045231557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110045231357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55022615778 + 55022615779.

It is an arithmetic number, because the mean of its divisors is an integer number (55022615779).

Almost surely, 2^110045231557 is an apocalyptic number.

It is an amenable number.

110045231557 is a deficient number, since it is larger than the sum of its proper divisors (1).

110045231557 is an equidigital number, since it uses as much as digits as its factorization.

110045231557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 34.

Adding to 110045231557 its reverse (755132540011), we get a palindrome (865177771568).

The spelling of 110045231557 in words is "one hundred ten billion, forty-five million, two hundred thirty-one thousand, five hundred fifty-seven".