121059401 has 4 divisors (see below), whose sum is σ = 122518032. Its totient is φ = 119600772.

The previous prime is 121059383. The next prime is 121059413. The reversal of 121059401 is 104950121.

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, and also an emirpimes, since its reverse is a distinct semiprime: 104950121 = 401 ⋅261721.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121059401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (121059481) 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, 729191 + ... + 729356.

It is an arithmetic number, because the mean of its divisors is an integer number (30629508).

Almost surely, 2^121059401 is an apocalyptic number.

It is an amenable number.

121059401 is a deficient number, since it is larger than the sum of its proper divisors (1458631).

121059401 is an equidigital number, since it uses as much as digits as its factorization.

121059401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458630.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 121059401 is about 11002.6997141611. The cubic root of 121059401 is about 494.6896684229.

The spelling of 121059401 in words is "one hundred twenty-one million, fifty-nine thousand, four hundred one".