655401115 has 8 divisors (see below), whose sum is σ = 789262128. Its totient is φ = 522467040.

The previous prime is 655401107. The next prime is 655401121. The reversal of 655401115 is 511104556.

It is a happy number.

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

It is not a de Polignac number, because 655401115 - 2³ = 655401107 is a prime.

It is a Duffinian 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, 230176 + ... + 233005.

It is an arithmetic number, because the mean of its divisors is an integer number (98657766).

Almost surely, 2^655401115 is an apocalyptic number.

655401115 is a deficient number, since it is larger than the sum of its proper divisors (133861013).

655401115 is a wasteful number, since it uses less digits than its factorization.

655401115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463469.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 655401115 is about 25600.8030147494. The cubic root of 655401115 is about 868.6318015269.

The spelling of 655401115 in words is "six hundred fifty-five million, four hundred one thousand, one hundred fifteen".