1036821275 has 12 divisors (see below), whose sum is σ = 1469324112. Its totient is φ = 710963040.

The previous prime is 1036821271. The next prime is 1036821281. The reversal of 1036821275 is 5721286301.

It is a happy number.

It is not a de Polignac number, because 1036821275 - 2² = 1036821271 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1036821271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2962172 + ... + 2962521.

It is an arithmetic number, because the mean of its divisors is an integer number (122443676).

Almost surely, 2^1036821275 is an apocalyptic number.

1036821275 is a deficient number, since it is larger than the sum of its proper divisors (432502837).

1036821275 is an equidigital number, since it uses as much as digits as its factorization.

1036821275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924710 (or 5924705 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 1036821275 is about 32199.7092378177. The cubic root of 1036821275 is about 1012.1261211658.

The spelling of 1036821275 in words is "one billion, thirty-six million, eight hundred twenty-one thousand, two hundred seventy-five".