1225602654 has 32 divisors (see below), whose sum is σ = 2465527680. Its totient is φ = 406155552.

The previous prime is 1225602647. The next prime is 1225602661. The reversal of 1225602654 is 4562065221.

It is an interprime number because it is at equal distance from previous prime (1225602647) and next prime (1225602661).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 937069 + ... + 938375.

It is an arithmetic number, because the mean of its divisors is an integer number (77047740).

Almost surely, 2^1225602654 is an apocalyptic number.

1225602654 is an abundant number, since it is smaller than the sum of its proper divisors (1239925026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1225602654 is a wasteful number, since it uses less digits than its factorization.

1225602654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 1225602654 is about 35008.6082842492. The cubic root of 1225602654 is about 1070.1629163527.

Adding to 1225602654 its reverse (4562065221), we get a palindrome (5787667875).

The spelling of 1225602654 in words is "one billion, two hundred twenty-five million, six hundred two thousand, six hundred fifty-four".