2299385477 has 2 divisors, whose sum is σ = 2299385478. Its totient is φ = 2299385476.

The previous prime is 2299385441. The next prime is 2299385497. The reversal of 2299385477 is 7745839922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1360208161 + 939177316 = 36881^2 + 30646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2299385477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2299385497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1149692738 + 1149692739.

It is an arithmetic number, because the mean of its divisors is an integer number (1149692739).

Almost surely, 2^2299385477 is an apocalyptic number.

It is an amenable number.

2299385477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2299385477 is an equidigital number, since it uses as much as digits as its factorization.

2299385477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 56.

The square root of 2299385477 is about 47951.9079599550. The cubic root of 2299385477 is about 1319.8885498572. Note that the first 3 decimals are identical.

The spelling of 2299385477 in words is "two billion, two hundred ninety-nine million, three hundred eighty-five thousand, four hundred seventy-seven".