1032216155 has 4 divisors (see below), whose sum is σ = 1238659392. Its totient is φ = 825772920.

The previous prime is 1032216139. The next prime is 1032216193. The reversal of 1032216155 is 5516122301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5516122301 = 18553 ⋅297317.

It is not a de Polignac number, because 1032216155 - 2⁴ = 1032216139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103221611 + ... + 103221620.

It is an arithmetic number, because the mean of its divisors is an integer number (309664848).

Almost surely, 2^1032216155 is an apocalyptic number.

1032216155 is a deficient number, since it is larger than the sum of its proper divisors (206443237).

1032216155 is an equidigital number, since it uses as much as digits as its factorization.

1032216155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206443236.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1032216155 is about 32128.1209378949. The cubic root of 1032216155 is about 1010.6254189375.

Adding to 1032216155 its reverse (5516122301), we get a palindrome (6548338456).

The spelling of 1032216155 in words is "one billion, thirty-two million, two hundred sixteen thousand, one hundred fifty-five".