1151343053 has 6 divisors (see below), whose sum is σ = 1339317486. Its totient is φ = 986865432.

The previous prime is 1151343041. The next prime is 1151343107. The reversal of 1151343053 is 3503431511.

It can be written as a sum of positive squares in only one way, i.e., 920394244 + 230948809 = 30338^2 + 15197^2 .

It is not a de Polignac number, because 1151343053 - 2¹⁰ = 1151342029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151343013) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11748350 + ... + 11748447.

It is an arithmetic number, because the mean of its divisors is an integer number (223219581).

Almost surely, 2^1151343053 is an apocalyptic number.

It is an amenable number.

1151343053 is a deficient number, since it is larger than the sum of its proper divisors (187974433).

1151343053 is an equidigital number, since it uses as much as digits as its factorization.

1151343053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23496811 (or 23496804 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1151343053 is about 33931.4463735338. The cubic root of 1151343053 is about 1048.0972503254.

Adding to 1151343053 its reverse (3503431511), we get a palindrome (4654774564).

The spelling of 1151343053 in words is "one billion, one hundred fifty-one million, three hundred forty-three thousand, fifty-three".