1570672049 has 2 divisors, whose sum is σ = 1570672050. Its totient is φ = 1570672048.

The previous prime is 1570671967. The next prime is 1570672067. The reversal of 1570672049 is 9402760751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1537816225 + 32855824 = 39215^2 + 5732^2 .

It is a cyclic number.

It is not a de Polignac number, because 1570672049 - 2²⁴ = 1553894833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1570671997 and 1570672015.

It is not a weakly prime, because it can be changed into another prime (1570672249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 785336024 + 785336025.

It is an arithmetic number, because the mean of its divisors is an integer number (785336025).

Almost surely, 2^1570672049 is an apocalyptic number.

It is an amenable number.

1570672049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1570672049 is an equidigital number, since it uses as much as digits as its factorization.

1570672049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 1570672049 is about 39631.7050983174. The cubic root of 1570672049 is about 1162.4166939802.

The spelling of 1570672049 in words is "one billion, five hundred seventy million, six hundred seventy-two thousand, forty-nine".