1049013457 has 2 divisors, whose sum is σ = 1049013458. Its totient is φ = 1049013456.

The previous prime is 1049013419. The next prime is 1049013461. The reversal of 1049013457 is 7543109401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 997043776 + 51969681 = 31576^2 + 7209^2 .

It is an emirp because it is prime and its reverse (7543109401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1049013457 - 2¹⁵ = 1048980689 is a prime.

It is a super-2 number, since 2×1049013457² = 2200858465934181698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1049013487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 524506728 + 524506729.

It is an arithmetic number, because the mean of its divisors is an integer number (524506729).

Almost surely, 2^1049013457 is an apocalyptic number.

It is an amenable number.

1049013457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1049013457 is an equidigital number, since it uses as much as digits as its factorization.

1049013457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 1049013457 is about 32388.4772257048. The cubic root of 1049013457 is about 1016.0779336673.

The spelling of 1049013457 in words is "one billion, forty-nine million, thirteen thousand, four hundred fifty-seven".