1952250089 has 2 divisors, whose sum is σ = 1952250090. Its totient is φ = 1952250088.

The previous prime is 1952250077. The next prime is 1952250119. The reversal of 1952250089 is 9800522591.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1848312064 + 103938025 = 42992^2 + 10195^2 .

It is an emirp because it is prime and its reverse (9800522591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1952250089 - 2²⁸ = 1683814633 is a prime.

It is a super-2 number, since 2×1952250089² = 7622560820001015842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1952258089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976125044 + 976125045.

It is an arithmetic number, because the mean of its divisors is an integer number (976125045).

Almost surely, 2^1952250089 is an apocalyptic number.

It is an amenable number.

1952250089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1952250089 is an equidigital number, since it uses as much as digits as its factorization.

1952250089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 1952250089 is about 44184.2742273764. The cubic root of 1952250089 is about 1249.8133244432.

The spelling of 1952250089 in words is "one billion, nine hundred fifty-two million, two hundred fifty thousand, eighty-nine".