120406001 has 2 divisors, whose sum is σ = 120406002. Its totient is φ = 120406000.

The previous prime is 120405997. The next prime is 120406007. The reversal of 120406001 is 100604021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79637776 + 40768225 = 8924^2 + 6385^2 .

It is a cyclic number.

It is not a de Polignac number, because 120406001 - 2² = 120405997 is a prime.

It is not a weakly prime, because it can be changed into another prime (120406007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60203000 + 60203001.

It is an arithmetic number, because the mean of its divisors is an integer number (60203001).

Almost surely, 2^120406001 is an apocalyptic number.

It is an amenable number.

120406001 is a deficient number, since it is larger than the sum of its proper divisors (1).

120406001 is an equidigital number, since it uses as much as digits as its factorization.

120406001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 120406001 is about 10972.9668276178. The cubic root of 120406001 is about 493.7980578977.

The spelling of 120406001 in words is "one hundred twenty million, four hundred six thousand, one".