19375061 has 2 divisors, whose sum is σ = 19375062. Its totient is φ = 19375060.

The previous prime is 19375043. The next prime is 19375067. The reversal of 19375061 is 16057391.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13734436 + 5640625 = 3706^2 + 2375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19375061 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19375067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9687530 + 9687531.

It is an arithmetic number, because the mean of its divisors is an integer number (9687531).

Almost surely, 2^19375061 is an apocalyptic number.

It is an amenable number.

19375061 is a deficient number, since it is larger than the sum of its proper divisors (1).

19375061 is an equidigital number, since it uses as much as digits as its factorization.

19375061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 19375061 is about 4401.7111445437. The cubic root of 19375061 is about 268.5845496160.

The spelling of 19375061 in words is "nineteen million, three hundred seventy-five thousand, sixty-one".