1043537949 has 12 divisors (see below), whose sum is σ = 1507802400. Its totient is φ = 695475144.

The previous prime is 1043537933. The next prime is 1043538019. The reversal of 1043537949 is 9497353401.

1043537949 is a `hidden beast` number, since 104 + 3 + 537 + 9 + 4 + 9 = 666.

It is not a de Polignac number, because 1043537949 - 2⁴ = 1043537933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043537909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15742 + ... + 48320.

It is an arithmetic number, because the mean of its divisors is an integer number (125650200).

Almost surely, 2^1043537949 is an apocalyptic number.

It is an amenable number.

1043537949 is a deficient number, since it is larger than the sum of its proper divisors (464264451).

1043537949 is a wasteful number, since it uses less digits than its factorization.

1043537949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36144 (or 36141 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 1043537949 is about 32303.8379917929. The cubic root of 1043537949 is about 1014.3069837191.

It can be divided in two parts, 10435 and 37949, that added together give a palindrome (48384).

The spelling of 1043537949 in words is "one billion, forty-three million, five hundred thirty-seven thousand, nine hundred forty-nine".