1121063629 has 16 divisors (see below), whose sum is σ = 1329438208. Its totient is φ = 925281792.

The previous prime is 1121063609. The next prime is 1121063663. The reversal of 1121063629 is 9263601211.

It is not a de Polignac number, because 1121063629 - 2¹³ = 1121055437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121063629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121063609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2812 + ... + 47434.

It is an arithmetic number, because the mean of its divisors is an integer number (83089888).

Almost surely, 2^1121063629 is an apocalyptic number.

It is an amenable number.

1121063629 is a deficient number, since it is larger than the sum of its proper divisors (208374579).

1121063629 is an equidigital number, since it uses as much as digits as its factorization.

1121063629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44764.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 1121063629 is about 33482.2882879889. The cubic root of 1121063629 is about 1038.8274596516.

The spelling of 1121063629 in words is "one billion, one hundred twenty-one million, sixty-three thousand, six hundred twenty-nine".