1226349125 has 8 divisors (see below), whose sum is σ = 1530483864. Its totient is φ = 981079200.

The previous prime is 1226349109. The next prime is 1226349143. The reversal of 1226349125 is 5219436221.

1226349125 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 34304449 + 1192044676 = 5857^2 + 34526^2 .

It is not a de Polignac number, because 1226349125 - 2⁴ = 1226349109 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 4905272 + ... + 4905521.

It is an arithmetic number, because the mean of its divisors is an integer number (191310483).

Almost surely, 2^1226349125 is an apocalyptic number.

It is an amenable number.

1226349125 is a deficient number, since it is larger than the sum of its proper divisors (304134739).

1226349125 is an frugal number, since it uses more digits than its factorization.

1226349125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9810808 (or 9810798 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 1226349125 is about 35019.2679106803. The cubic root of 1226349125 is about 1070.3801383188.

The spelling of 1226349125 in words is "one billion, two hundred twenty-six million, three hundred forty-nine thousand, one hundred twenty-five".