945953383 has 2 divisors, whose sum is σ = 945953384. Its totient is φ = 945953382.

The previous prime is 945953341. The next prime is 945953387. The reversal of 945953383 is 383359549.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-945953383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (945953387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472976691 + 472976692.

It is an arithmetic number, because the mean of its divisors is an integer number (472976692).

Almost surely, 2^945953383 is an apocalyptic number.

945953383 is a deficient number, since it is larger than the sum of its proper divisors (1).

945953383 is an equidigital number, since it uses as much as digits as its factorization.

945953383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 49.

The square root of 945953383 is about 30756.3551644209. The cubic root of 945953383 is about 981.6497905012.

The spelling of 945953383 in words is "nine hundred forty-five million, nine hundred fifty-three thousand, three hundred eighty-three".