1925351437 has 2 divisors, whose sum is σ = 1925351438. Its totient is φ = 1925351436.

The previous prime is 1925351401. The next prime is 1925351447. The reversal of 1925351437 is 7341535291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1564123401 + 361228036 = 39549^2 + 19006^2 .

It is an emirp because it is prime and its reverse (7341535291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1925351437 - 2²⁷ = 1791133709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1925351437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1925351447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962675718 + 962675719.

It is an arithmetic number, because the mean of its divisors is an integer number (962675719).

Almost surely, 2^1925351437 is an apocalyptic number.

It is an amenable number.

1925351437 is a deficient number, since it is larger than the sum of its proper divisors (1).

1925351437 is an equidigital number, since it uses as much as digits as its factorization.

1925351437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 40.

The square root of 1925351437 is about 43878.8267504955. The cubic root of 1925351437 is about 1244.0466644768.

The spelling of 1925351437 in words is "one billion, nine hundred twenty-five million, three hundred fifty-one thousand, four hundred thirty-seven".