4022120437 has 2 divisors, whose sum is σ = 4022120438. Its totient is φ = 4022120436.

The previous prime is 4022120429. The next prime is 4022120449. The reversal of 4022120437 is 7340212204.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3126375396 + 895745041 = 55914^2 + 29929^2 .

It is a cyclic number.

It is not a de Polignac number, because 4022120437 - 2³ = 4022120429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4022120407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011060218 + 2011060219.

It is an arithmetic number, because the mean of its divisors is an integer number (2011060219).

Almost surely, 2^4022120437 is an apocalyptic number.

It is an amenable number.

4022120437 is a deficient number, since it is larger than the sum of its proper divisors (1).

4022120437 is an equidigital number, since it uses as much as digits as its factorization.

4022120437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 4022120437 is about 63420.1895061817. The cubic root of 4022120437 is about 1590.3218415517.

The spelling of 4022120437 in words is "four billion, twenty-two million, one hundred twenty thousand, four hundred thirty-seven".