1032545261 has 16 divisors (see below), whose sum is σ = 1181692800. Its totient is φ = 893524800.

The previous prime is 1032545257. The next prime is 1032545263. The reversal of 1032545261 is 1625452301.

It is not a de Polignac number, because 1032545261 - 2² = 1032545257 is a prime.

It is a super-2 number, since 2×1032545261² = 2132299432027116242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1032545263) by changing a digit.

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, 146 + ... + 45443.

It is an arithmetic number, because the mean of its divisors is an integer number (73855800).

Almost surely, 2^1032545261 is an apocalyptic number.

1032545261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1032545261 is a deficient number, since it is larger than the sum of its proper divisors (149147539).

1032545261 is a wasteful number, since it uses less digits than its factorization.

1032545261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45700.

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

The square root of 1032545261 is about 32133.2423045045. The cubic root of 1032545261 is about 1010.7328149014.

Adding to 1032545261 its reverse (1625452301), we get a palindrome (2657997562).

The spelling of 1032545261 in words is "one billion, thirty-two million, five hundred forty-five thousand, two hundred sixty-one".