1042261535 has 16 divisors (see below), whose sum is σ = 1429934592. Its totient is φ = 714420000.

The previous prime is 1042261523. The next prime is 1042261541. The reversal of 1042261535 is 5351622401.

It is not a de Polignac number, because 1042261535 - 2²⁰ = 1041212959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1042261498 and 1042261507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138110 + ... + 145460.

It is an arithmetic number, because the mean of its divisors is an integer number (89370912).

Almost surely, 2^1042261535 is an apocalyptic number.

1042261535 is a deficient number, since it is larger than the sum of its proper divisors (387673057).

1042261535 is an equidigital number, since it uses as much as digits as its factorization.

1042261535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11414.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 1042261535 is about 32284.0755636583. The cubic root of 1042261535 is about 1013.8932617074.

Adding to 1042261535 its reverse (5351622401), we get a palindrome (6393883936).

The spelling of 1042261535 in words is "one billion, forty-two million, two hundred sixty-one thousand, five hundred thirty-five".