1953252401 has 2 divisors, whose sum is σ = 1953252402. Its totient is φ = 1953252400.

The previous prime is 1953252359. The next prime is 1953252403. The reversal of 1953252401 is 1042523591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1554251776 + 399000625 = 39424^2 + 19975^2 .

It is a cyclic number.

It is not a de Polignac number, because 1953252401 - 2¹⁴ = 1953236017 is a prime.

Together with 1953252403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1953252403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 976626200 + 976626201.

It is an arithmetic number, because the mean of its divisors is an integer number (976626201).

Almost surely, 2^1953252401 is an apocalyptic number.

It is an amenable number.

1953252401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1953252401 is an equidigital number, since it uses as much as digits as its factorization.

1953252401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 1953252401 is about 44195.6151784314. The cubic root of 1953252401 is about 1250.0271782891.

Adding to 1953252401 its reverse (1042523591), we get a palindrome (2995775992).

The spelling of 1953252401 in words is "one billion, nine hundred fifty-three million, two hundred fifty-two thousand, four hundred one".