598121401 has 4 divisors (see below), whose sum is σ = 598441600. Its totient is φ = 597801204.

The previous prime is 598121383. The next prime is 598121413. The reversal of 598121401 is 104121895.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 598121401 - 2¹³ = 598113209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (598121441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157281 + ... + 161038.

It is an arithmetic number, because the mean of its divisors is an integer number (149610400).

Almost surely, 2^598121401 is an apocalyptic number.

It is an amenable number.

598121401 is a deficient number, since it is larger than the sum of its proper divisors (320199).

598121401 is a wasteful number, since it uses less digits than its factorization.

598121401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320198.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 598121401 is about 24456.5206233430. The cubic root of 598121401 is about 842.5514829109.

The spelling of 598121401 in words is "five hundred ninety-eight million, one hundred twenty-one thousand, four hundred one".