361400125 has 8 divisors (see below), whose sum is σ = 451027512. Its totient is φ = 289120000.

The previous prime is 361400113. The next prime is 361400141. The reversal of 361400125 is 521004163.

It can be written as a sum of positive squares in 4 ways, for example, as 2752281 + 358647844 = 1659^2 + 18938^2 .

It is not a de Polignac number, because 361400125 - 2⁹ = 361399613 is a prime.

It is a super-2 number, since 2×361400125² = 261220100700031250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361400096 and 361400105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445476 + ... + 1445725.

It is an arithmetic number, because the mean of its divisors is an integer number (56378439).

Almost surely, 2^361400125 is an apocalyptic number.

It is an amenable number.

361400125 is a deficient number, since it is larger than the sum of its proper divisors (89627387).

361400125 is an equidigital number, since it uses as much as digits as its factorization.

361400125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891216 (or 2891206 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 361400125 is about 19010.5266891793. The cubic root of 361400125 is about 712.2997077307.

Adding to 361400125 its reverse (521004163), we get a palindrome (882404288).

The spelling of 361400125 in words is "three hundred sixty-one million, four hundred thousand, one hundred twenty-five".