1051232355 has 24 divisors (see below), whose sum is σ = 1826283888. Its totient is φ = 559381056.

The previous prime is 1051232353. The next prime is 1051232387. The reversal of 1051232355 is 5532321501.

It is a happy number.

It is not a de Polignac number, because 1051232355 - 2¹ = 1051232353 is a prime.

It is a super-2 number, since 2×1051232355² = 2210178928397692050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051232353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6432 + ... + 46301.

It is an arithmetic number, because the mean of its divisors is an integer number (76095162).

Almost surely, 2^1051232355 is an apocalyptic number.

1051232355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1051232355 is a deficient number, since it is larger than the sum of its proper divisors (775051533).

1051232355 is a wasteful number, since it uses less digits than its factorization.

1051232355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53187 (or 53184 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 1051232355 is about 32422.7135662640. The cubic root of 1051232355 is about 1016.7938398053.

Adding to 1051232355 its reverse (5532321501), we get a palindrome (6583553856).

The spelling of 1051232355 in words is "one billion, fifty-one million, two hundred thirty-two thousand, three hundred fifty-five".