1011343011 has 16 divisors (see below), whose sum is σ = 1552185600. Its totient is φ = 573751008.

The previous prime is 1011343009. The next prime is 1011343031. The reversal of 1011343011 is 1103431101.

It is not a de Polignac number, because 1011343011 - 2¹ = 1011343009 is a prime.

It is a super-2 number, since 2×1011343011² = 2045629371797092242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011343031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170316 + ... + 176153.

It is an arithmetic number, because the mean of its divisors is an integer number (97011600).

Almost surely, 2^1011343011 is an apocalyptic number.

1011343011 is a deficient number, since it is larger than the sum of its proper divisors (540842589).

1011343011 is a wasteful number, since it uses less digits than its factorization.

1011343011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346618.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1011343011 is about 31801.6196285661. The cubic root of 1011343011 is about 1003.7667970909.

Adding to 1011343011 its reverse (1103431101), we get a palindrome (2114774112).

The spelling of 1011343011 in words is "one billion, eleven million, three hundred forty-three thousand, eleven".