1950428723 has 2 divisors, whose sum is σ = 1950428724. Its totient is φ = 1950428722.

The previous prime is 1950428699. The next prime is 1950428737. The reversal of 1950428723 is 3278240591.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1950428723 - 2¹² = 1950424627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1950428783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 975214361 + 975214362.

It is an arithmetic number, because the mean of its divisors is an integer number (975214362).

Almost surely, 2^1950428723 is an apocalyptic number.

1950428723 is a deficient number, since it is larger than the sum of its proper divisors (1).

1950428723 is an equidigital number, since it uses as much as digits as its factorization.

1950428723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 1950428723 is about 44163.6583969218. The cubic root of 1950428723 is about 1249.4245293475.

The spelling of 1950428723 in words is "one billion, nine hundred fifty million, four hundred twenty-eight thousand, seven hundred twenty-three".