1011343245 has 64 divisors (see below), whose sum is σ = 1835792640. Its totient is φ = 470937600.

The previous prime is 1011343231. The next prime is 1011343261. The reversal of 1011343245 is 5423431101.

1011343245 = T₇₀ + T₇₁ + ... + T₁₈₂₃.

It is a happy number.

It is not a de Polignac number, because 1011343245 - 2¹⁹ = 1010818957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1152747 + ... + 1153623.

It is an arithmetic number, because the mean of its divisors is an integer number (28684260).

Almost surely, 2^1011343245 is an apocalyptic number.

1011343245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1011343245 is a deficient number, since it is larger than the sum of its proper divisors (824449395).

1011343245 is a wasteful number, since it uses less digits than its factorization.

1011343245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1011343245 is about 31801.6233076238. The cubic root of 1011343245 is about 1003.7668745066.

Adding to 1011343245 its reverse (5423431101), we get a palindrome (6434774346).

The spelling of 1011343245 in words is "one billion, eleven million, three hundred forty-three thousand, two hundred forty-five".