1041909729 has 16 divisors (see below), whose sum is σ = 1656701952. Its totient is φ = 569490768.

The previous prime is 1041909727. The next prime is 1041909769. The reversal of 1041909729 is 9279091401.

It is not a de Polignac number, because 1041909729 - 2¹ = 1041909727 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1041909727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078099 + ... + 1079064.

It is an arithmetic number, because the mean of its divisors is an integer number (103543872).

Almost surely, 2^1041909729 is an apocalyptic number.

It is an amenable number.

1041909729 is a deficient number, since it is larger than the sum of its proper divisors (614792223).

1041909729 is a wasteful number, since it uses less digits than its factorization.

1041909729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2157196.

The product of its (nonzero) digits is 40824, while the sum is 42.

The square root of 1041909729 is about 32278.6265042365. The cubic root of 1041909729 is about 1013.7791720216.

The spelling of 1041909729 in words is "one billion, forty-one million, nine hundred nine thousand, seven hundred twenty-nine".