19413001 has 2 divisors, whose sum is σ = 19413002. Its totient is φ = 19413000.

The previous prime is 19412993. The next prime is 19413007. The reversal of 19413001 is 10031491.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17438976 + 1974025 = 4176^2 + 1405^2 .

It is a cyclic number.

It is not a de Polignac number, because 19413001 - 2³ = 19412993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 19413001.

It is not a weakly prime, because it can be changed into another prime (19413007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9706500 + 9706501.

It is an arithmetic number, because the mean of its divisors is an integer number (9706501).

Almost surely, 2^19413001 is an apocalyptic number.

It is an amenable number.

19413001 is a deficient number, since it is larger than the sum of its proper divisors (1).

19413001 is an equidigital number, since it uses as much as digits as its factorization.

19413001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 19413001 is about 4406.0187244268. The cubic root of 19413001 is about 268.7597482673.

Adding to 19413001 its reverse (10031491), we get a palindrome (29444492).

The spelling of 19413001 in words is "nineteen million, four hundred thirteen thousand, one".