2345535121 has 2 divisors, whose sum is σ = 2345535122. Its totient is φ = 2345535120.

The previous prime is 2345535089. The next prime is 2345535149. The reversal of 2345535121 is 1215355432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1811694096 + 533841025 = 42564^2 + 23105^2 .

It is a cyclic number.

It is not a de Polignac number, because 2345535121 - 2⁵ = 2345535089 is a prime.

It is not a weakly prime, because it can be changed into another prime (2345535721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1172767560 + 1172767561.

It is an arithmetic number, because the mean of its divisors is an integer number (1172767561).

Almost surely, 2^2345535121 is an apocalyptic number.

It is an amenable number.

2345535121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2345535121 is an equidigital number, since it uses as much as digits as its factorization.

2345535121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18000, while the sum is 31.

The square root of 2345535121 is about 48430.7249687634. The cubic root of 2345535121 is about 1328.6603657396.

It can be divided in two parts, 234 and 5535121, that added together give a palindrome (5535355).

The spelling of 2345535121 in words is "two billion, three hundred forty-five million, five hundred thirty-five thousand, one hundred twenty-one".