1048699229 has 2 divisors, whose sum is σ = 1048699230. Its totient is φ = 1048699228.

The previous prime is 1048699199. The next prime is 1048699397. The reversal of 1048699229 is 9229968401.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 805027129 + 243672100 = 28373^2 + 15610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1048699229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1048699429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524349614 + 524349615.

It is an arithmetic number, because the mean of its divisors is an integer number (524349615).

Almost surely, 2^1048699229 is an apocalyptic number.

It is an amenable number.

1048699229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1048699229 is an equidigital number, since it uses as much as digits as its factorization.

1048699229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 50.

The square root of 1048699229 is about 32383.6259396628. The cubic root of 1048699229 is about 1015.9764694392.

The spelling of 1048699229 in words is "one billion, forty-eight million, six hundred ninety-nine thousand, two hundred twenty-nine".