901113823 has 2 divisors, whose sum is σ = 901113824. Its totient is φ = 901113822.

The previous prime is 901113809. The next prime is 901113847. The reversal of 901113823 is 328311109.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 901113823 - 2¹⁷ = 900982751 is a prime.

It is a super-2 number, since 2×901113823² = 1624012244003350658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 901113791 and 901113800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (901113853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450556911 + 450556912.

It is an arithmetic number, because the mean of its divisors is an integer number (450556912).

Almost surely, 2^901113823 is an apocalyptic number.

901113823 is a deficient number, since it is larger than the sum of its proper divisors (1).

901113823 is an equidigital number, since it uses as much as digits as its factorization.

901113823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 901113823 is about 30018.5579766917. The cubic root of 901113823 is about 965.8875108880.

The spelling of 901113823 in words is "nine hundred one million, one hundred thirteen thousand, eight hundred twenty-three".