2190038407 has 2 divisors, whose sum is σ = 2190038408. Its totient is φ = 2190038406.

The previous prime is 2190038377. The next prime is 2190038441. The reversal of 2190038407 is 7048300912.

It is an a-pointer prime, because the next prime (2190038441) can be obtained adding 2190038407 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2190038407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2190038507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095019203 + 1095019204.

It is an arithmetic number, because the mean of its divisors is an integer number (1095019204).

Almost surely, 2^2190038407 is an apocalyptic number.

2190038407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2190038407 is an equidigital number, since it uses as much as digits as its factorization.

2190038407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 2190038407 is about 46797.8461790711. The cubic root of 2190038407 is about 1298.6254518748.

The spelling of 2190038407 in words is "two billion, one hundred ninety million, thirty-eight thousand, four hundred seven".