1225154024 has 16 divisors (see below), whose sum is σ = 2300724000. Its totient is φ = 611627632.

The previous prime is 1225154003. The next prime is 1225154033. The reversal of 1225154024 is 4204515221.

It is a junction number, because it is equal to n+sod(n) for n = 1225153984 and 1225154002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113174 + ... + 123525.

It is an arithmetic number, because the mean of its divisors is an integer number (143795250).

Almost surely, 2^1225154024 is an apocalyptic number.

It is an amenable number.

1225154024 is a deficient number, since it is larger than the sum of its proper divisors (1075569976).

1225154024 is a wasteful number, since it uses less digits than its factorization.

1225154024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237352 (or 237348 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 1225154024 is about 35002.2002736971. The cubic root of 1225154024 is about 1070.0323232440.

Adding to 1225154024 its reverse (4204515221), we get a palindrome (5429669245).

The spelling of 1225154024 in words is "one billion, two hundred twenty-five million, one hundred fifty-four thousand, twenty-four".