1030405245225 has 24 divisors (see below), whose sum is σ = 1722744960480. Its totient is φ = 543374747520.

The previous prime is 1030405245217. The next prime is 1030405245277. The reversal of 1030405245225 is 5225425040301.

It is a happy number.

It is not a de Polignac number, because 1030405245225 - 2³ = 1030405245217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77177239 + ... + 77190588.

It is an arithmetic number, because the mean of its divisors is an integer number (71781040020).

Almost surely, 2^{1030405245225} is an apocalyptic number.

1030405245225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1030405245225 is a deficient number, since it is larger than the sum of its proper divisors (692339715255).

1030405245225 is a wasteful number, since it uses less digits than its factorization.

1030405245225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154367929 (or 154367924 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 1030405245225 in words is "one trillion, thirty billion, four hundred five million, two hundred forty-five thousand, two hundred twenty-five".