345401121130 has 16 divisors (see below), whose sum is σ = 669546788904. Its totient is φ = 127532721600.

The previous prime is 345401121101. The next prime is 345401121157. The reversal of 345401121130 is 31121104543.

It can be written as a sum of positive squares in 4 ways, for example, as 274417774801 + 70983346329 = 523849^2 + 266427^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345401121095 and 345401121104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1328465721 + ... + 1328465980.

Almost surely, 2^345401121130 is an apocalyptic number.

345401121130 is a deficient number, since it is larger than the sum of its proper divisors (324145667774).

345401121130 is a wasteful number, since it uses less digits than its factorization.

345401121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656931721.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 345401121130 its reverse (31121104543), we get a palindrome (376522225673).

The spelling of 345401121130 in words is "three hundred forty-five billion, four hundred one million, one hundred twenty-one thousand, one hundred thirty".