19425053 has 4 divisors (see below), whose sum is σ = 19838400. Its totient is φ = 19011708.

The previous prime is 19425047. The next prime is 19425059. The reversal of 19425053 is 35052491.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35052491 = 61 ⋅574631.

It is an interprime number because it is at equal distance from previous prime (19425047) and next prime (19425059).

It is a cyclic number.

It is not a de Polignac number, because 19425053 - 2⁶ = 19424989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19425059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206603 + ... + 206696.

It is an arithmetic number, because the mean of its divisors is an integer number (4959600).

Almost surely, 2^19425053 is an apocalyptic number.

It is an amenable number.

19425053 is a deficient number, since it is larger than the sum of its proper divisors (413347).

19425053 is an equidigital number, since it uses as much as digits as its factorization.

19425053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413346.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 19425053 is about 4407.3861868459. The cubic root of 19425053 is about 268.8153539997.

The spelling of 19425053 in words is "nineteen million, four hundred twenty-five thousand, fifty-three".