525442115 has 8 divisors (see below), whose sum is σ = 687851568. Its totient is φ = 382139680.

The previous prime is 525442111. The next prime is 525442133. The reversal of 525442115 is 511244525.

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

It is not a de Polignac number, because 525442115 - 2² = 525442111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525442111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4776692 + ... + 4776801.

It is an arithmetic number, because the mean of its divisors is an integer number (85981446).

Almost surely, 2^525442115 is an apocalyptic number.

525442115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

525442115 is a deficient number, since it is larger than the sum of its proper divisors (162409453).

525442115 is a wasteful number, since it uses less digits than its factorization.

525442115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9553509.

The product of its digits is 8000, while the sum is 29.

The square root of 525442115 is about 22922.5241847402. The cubic root of 525442115 is about 806.9407105883.

The spelling of 525442115 in words is "five hundred twenty-five million, four hundred forty-two thousand, one hundred fifteen".