1925971 has 2 divisors, whose sum is σ = 1925972. Its totient is φ = 1925970.

The previous prime is 1925933. The next prime is 1925993. The reversal of 1925971 is 1795291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1925971 - 2⁹ = 1925459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1925071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962985 + 962986.

It is an arithmetic number, because the mean of its divisors is an integer number (962986).

2^1925971 is an apocalyptic number.

1925971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1925971 is an equidigital number, since it uses as much as digits as its factorization.

1925971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 34.

The square root of 1925971 is about 1387.7935725460. The cubic root of 1925971 is about 124.4180091654.

The spelling of 1925971 in words is "one million, nine hundred twenty-five thousand, nine hundred seventy-one".