1703507884225 has 81 divisors (see below), whose sum is σ = 2491087958697. Its totient is φ = 1152238200960.

The previous prime is 1703507884187. The next prime is 1703507884237. The reversal of 1703507884225 is 5224887053071.

It is a happy number.

The square root of 1703507884225 is 1305185.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 354499969201 + 1349007915024 = 595399^2 + 1161468^2 .

It is not a de Polignac number, because 1703507884225 - 2⁹ = 1703507883713 is a prime.

It is a super-2 number, since 2×1703507884225² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 4065651066 + ... + 4065651484.

Almost surely, 2^{1703507884225} is an apocalyptic number.

1703507884225 is the 1305185-th square number.

1703507884225 is the 652593-rd centered octagonal number.

It is an amenable number.

1703507884225 is a deficient number, since it is larger than the sum of its proper divisors (787580074472).

1703507884225 is an frugal number, since it uses more digits than its factorization.

1703507884225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 3763200, while the sum is 52.

The spelling of 1703507884225 in words is "one trillion, seven hundred three billion, five hundred seven million, eight hundred eighty-four thousand, two hundred twenty-five".