120400411 has 2 divisors, whose sum is σ = 120400412. Its totient is φ = 120400410.

The previous prime is 120400393. The next prime is 120400421. The reversal of 120400411 is 114004021.

It is a strong prime.

It is an emirp because it is prime and its reverse (114004021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120400411 - 2¹³ = 120392219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120400391 and 120400400.

It is not a weakly prime, because it can be changed into another prime (120400421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60200205 + 60200206.

It is an arithmetic number, because the mean of its divisors is an integer number (60200206).

Almost surely, 2^120400411 is an apocalyptic number.

120400411 is a deficient number, since it is larger than the sum of its proper divisors (1).

120400411 is an equidigital number, since it uses as much as digits as its factorization.

120400411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 120400411 is about 10972.7121077699. The cubic root of 120400411 is about 493.7904160475.

Adding to 120400411 its reverse (114004021), we get a palindrome (234404432).

The spelling of 120400411 in words is "one hundred twenty million, four hundred thousand, four hundred eleven".