525251245 has 8 divisors (see below), whose sum is σ = 631653984. Its totient is φ = 419299344.

The previous prime is 525251231. The next prime is 525251267. The reversal of 525251245 is 542152525.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 525251245 - 2¹⁷ = 525120173 is a prime.

It is a Duffinian number.

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, 110139 + ... + 114808.

It is an arithmetic number, because the mean of its divisors is an integer number (78956748).

Almost surely, 2^525251245 is an apocalyptic number.

It is an amenable number.

525251245 is a deficient number, since it is larger than the sum of its proper divisors (106402739).

525251245 is a wasteful number, since it uses less digits than its factorization.

525251245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225419.

The product of its digits is 20000, while the sum is 31.

The square root of 525251245 is about 22918.3604343766. The cubic root of 525251245 is about 806.8429900704.

The spelling of 525251245 in words is "five hundred twenty-five million, two hundred fifty-one thousand, two hundred forty-five".