2945940953 has 2 divisors, whose sum is σ = 2945940954. Its totient is φ = 2945940952.

The previous prime is 2945940919. The next prime is 2945940967. The reversal of 2945940953 is 3590495492.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2553584089 + 392356864 = 50533^2 + 19808^2 .

It is a cyclic number.

It is not a de Polignac number, because 2945940953 - 2¹² = 2945936857 is a prime.

It is not a weakly prime, because it can be changed into another prime (2945940983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472970476 + 1472970477.

It is an arithmetic number, because the mean of its divisors is an integer number (1472970477).

Almost surely, 2^2945940953 is an apocalyptic number.

It is an amenable number.

2945940953 is a deficient number, since it is larger than the sum of its proper divisors (1).

2945940953 is an equidigital number, since it uses as much as digits as its factorization.

2945940953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1749600, while the sum is 50.

The square root of 2945940953 is about 54276.5230371290. The cubic root of 2945940953 is about 1433.5340487561.

The spelling of 2945940953 in words is "two billion, nine hundred forty-five million, nine hundred forty thousand, nine hundred fifty-three".