2429686993 has 2 divisors, whose sum is σ = 2429686994. Its totient is φ = 2429686992.

The previous prime is 2429686991. The next prime is 2429687011. The reversal of 2429686993 is 3996869242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2049553984 + 380133009 = 45272^2 + 19497^2 .

It is a cyclic number.

It is not a de Polignac number, because 2429686993 - 2¹ = 2429686991 is a prime.

Together with 2429686991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2429686991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214843496 + 1214843497.

It is an arithmetic number, because the mean of its divisors is an integer number (1214843497).

Almost surely, 2^2429686993 is an apocalyptic number.

It is an amenable number.

2429686993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2429686993 is an equidigital number, since it uses as much as digits as its factorization.

2429686993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10077696, while the sum is 58.

The square root of 2429686993 is about 49291.8552399887. The cubic root of 2429686993 is about 1344.3636967537.

The spelling of 2429686993 in words is "two billion, four hundred twenty-nine million, six hundred eighty-six thousand, nine hundred ninety-three".