1013431433 has 8 divisors (see below), whose sum is σ = 1160185152. Its totient is φ = 867172176.

The previous prime is 1013431429. The next prime is 1013431469. The reversal of 1013431433 is 3341343101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1013431433 - 2² = 1013431429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013431399 and 1013431408.

It is not an unprimeable number, because it can be changed into a prime (1013436433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119210 + ... + 127427.

It is an arithmetic number, because the mean of its divisors is an integer number (145023144).

Almost surely, 2^1013431433 is an apocalyptic number.

It is an amenable number.

1013431433 is a deficient number, since it is larger than the sum of its proper divisors (146753719).

1013431433 is an equidigital number, since it uses as much as digits as its factorization.

1013431433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247231.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1013431433 is about 31834.4378464580. The cubic root of 1013431433 is about 1004.4572477583.

Adding to 1013431433 its reverse (3341343101), we get a palindrome (4354774534).

The spelling of 1013431433 in words is "one billion, thirteen million, four hundred thirty-one thousand, four hundred thirty-three".