401195559 has 4 divisors (see below), whose sum is σ = 534927416. Its totient is φ = 267463704.

The previous prime is 401195549. The next prime is 401195569. The reversal of 401195559 is 955591104.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (401195549) and next prime (401195569).

It is not a de Polignac number, because 401195559 - 2¹² = 401191463 is a prime.

It is a super-2 number, since 2×401195559² = 321915753122644962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401195549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66865924 + ... + 66865929.

It is an arithmetic number, because the mean of its divisors is an integer number (133731854).

Almost surely, 2^401195559 is an apocalyptic number.

401195559 is a deficient number, since it is larger than the sum of its proper divisors (133731857).

401195559 is a wasteful number, since it uses less digits than its factorization.

401195559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133731856.

The product of its (nonzero) digits is 40500, while the sum is 39.

The square root of 401195559 is about 20029.8666745438. The cubic root of 401195559 is about 737.5396490797.

The spelling of 401195559 in words is "four hundred one million, one hundred ninety-five thousand, five hundred fifty-nine".