1048849537 has 4 divisors (see below), whose sum is σ = 1049063940. Its totient is φ = 1048635136.

The previous prime is 1048849513. The next prime is 1048849573. The reversal of 1048849537 is 7359488401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 576048001 + 472801536 = 24001^2 + 21744^2 .

It is a cyclic number.

It is not a de Polignac number, because 1048849537 - 2¹⁹ = 1048325249 is a prime.

It is a super-2 number, since 2×1048849537² = 2200170702530228738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1048849237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99688 + ... + 109705.

It is an arithmetic number, because the mean of its divisors is an integer number (262265985).

Almost surely, 2^1048849537 is an apocalyptic number.

It is an amenable number.

1048849537 is a deficient number, since it is larger than the sum of its proper divisors (214403).

1048849537 is an equidigital number, since it uses as much as digits as its factorization.

1048849537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214402.

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 1048849537 is about 32385.9465972511. The cubic root of 1048849537 is about 1016.0250064241.

It can be divided in two parts, 10488 and 49537, that added together give a square (60025 = 245²).

The spelling of 1048849537 in words is "one billion, forty-eight million, eight hundred forty-nine thousand, five hundred thirty-seven".