1925429361623 has 2 divisors, whose sum is σ = 1925429361624. Its totient is φ = 1925429361622.

The previous prime is 1925429361589. The next prime is 1925429361643. The reversal of 1925429361623 is 3261639245291.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1925429361623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1925429361643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 962714680811 + 962714680812.

It is an arithmetic number, because the mean of its divisors is an integer number (962714680812).

Almost surely, 2^{1925429361623} is an apocalyptic number.

1925429361623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1925429361623 is an equidigital number, since it uses as much as digits as its factorization.

1925429361623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 53.

The spelling of 1925429361623 in words is "one trillion, nine hundred twenty-five billion, four hundred twenty-nine million, three hundred sixty-one thousand, six hundred twenty-three".