1226245097 has 24 divisors (see below), whose sum is σ = 1578022656. Its totient is φ = 932184000.

The previous prime is 1226245067. The next prime is 1226245099. The reversal of 1226245097 is 7905426221.

It is not a de Polignac number, because 1226245097 - 2⁸ = 1226244841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1226245097.

It is not an unprimeable number, because it can be changed into a prime (1226245099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17072 + ... + 52382.

It is an arithmetic number, because the mean of its divisors is an integer number (65750944).

Almost surely, 2^1226245097 is an apocalyptic number.

It is an amenable number.

1226245097 is a deficient number, since it is larger than the sum of its proper divisors (351777559).

1226245097 is a wasteful number, since it uses less digits than its factorization.

1226245097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35381 (or 35370 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 1226245097 is about 35017.7825825680. The cubic root of 1226245097 is about 1070.3498716105.

It can be divided in two parts, 122624 and 5097, that added together give a palindrome (127721).

The spelling of 1226245097 in words is "one billion, two hundred twenty-six million, two hundred forty-five thousand, ninety-seven".