1225097342 has 16 divisors (see below), whose sum is σ = 2101051392. Its totient is φ = 524820600.

The previous prime is 1225097329. The next prime is 1225097353. The reversal of 1225097342 is 2437905221.

It is a happy number.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 18563 + ... + 52865.

It is an arithmetic number, because the mean of its divisors is an integer number (131315712).

Almost surely, 2^1225097342 is an apocalyptic number.

1225097342 is a deficient number, since it is larger than the sum of its proper divisors (875954050).

1225097342 is a wasteful number, since it uses less digits than its factorization.

1225097342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36863.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1225097342 is about 35001.3905723758. The cubic root of 1225097342 is about 1070.0158212352.

The spelling of 1225097342 in words is "one billion, two hundred twenty-five million, ninety-seven thousand, three hundred forty-two".