1225151032 has 32 divisors (see below), whose sum is σ = 2641449600. Its totient is φ = 521839584.

The previous prime is 1225151029. The next prime is 1225151071. The reversal of 1225151032 is 2301515221.

It is a junction number, because it is equal to n+sod(n) for n = 1225150994 and 1225151012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57982 + ... + 76237.

It is an arithmetic number, because the mean of its divisors is an integer number (82545300).

Almost surely, 2^1225151032 is an apocalyptic number.

It is an amenable number.

1225151032 is an abundant number, since it is smaller than the sum of its proper divisors (1416298568).

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

1225151032 is a wasteful number, since it uses less digits than its factorization.

1225151032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134395 (or 134391 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1225151032 is about 35002.1575335007. The cubic root of 1225151032 is about 1070.0314521864.

Adding to 1225151032 its reverse (2301515221), we get a palindrome (3526666253).

The spelling of 1225151032 in words is "one billion, two hundred twenty-five million, one hundred fifty-one thousand, thirty-two".