1055503351 has 4 divisors (see below), whose sum is σ = 1206289552. Its totient is φ = 904717152.

The previous prime is 1055503349. The next prime is 1055503367. The reversal of 1055503351 is 1533055501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1055503351 - 2¹ = 1055503349 is a prime.

It is a super-2 number, since 2×1055503351² = 2228174647944458402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055503301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75393090 + ... + 75393103.

It is an arithmetic number, because the mean of its divisors is an integer number (301572388).

Almost surely, 2^1055503351 is an apocalyptic number.

1055503351 is a deficient number, since it is larger than the sum of its proper divisors (150786201).

1055503351 is an equidigital number, since it uses as much as digits as its factorization.

1055503351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150786200.

The product of its (nonzero) digits is 5625, while the sum is 28.

The square root of 1055503351 is about 32488.5110616045. The cubic root of 1055503351 is about 1018.1690049845.

Adding to 1055503351 its reverse (1533055501), we get a palindrome (2588558852).

The spelling of 1055503351 in words is "one billion, fifty-five million, five hundred three thousand, three hundred fifty-one".