1114020453 has 24 divisors (see below), whose sum is σ = 1838186688. Its totient is φ = 587613312.

The previous prime is 1114020449. The next prime is 1114020473. The reversal of 1114020453 is 3540204111.

It is not a de Polignac number, because 1114020453 - 2² = 1114020449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114020473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153400 + ... + 160497.

It is an arithmetic number, because the mean of its divisors is an integer number (76591112).

Almost surely, 2^1114020453 is an apocalyptic number.

1114020453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1114020453 is a deficient number, since it is larger than the sum of its proper divisors (724166235).

1114020453 is a wasteful number, since it uses less digits than its factorization.

1114020453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313933 (or 313920 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1114020453 is about 33376.9449320935. The cubic root of 1114020453 is about 1036.6473809522.

Adding to 1114020453 its reverse (3540204111), we get a palindrome (4654224564).

The spelling of 1114020453 in words is "one billion, one hundred fourteen million, twenty thousand, four hundred fifty-three".