1405252433 has 8 divisors (see below), whose sum is σ = 1513662528. Its totient is φ = 1296887184.

The previous prime is 1405252421. The next prime is 1405252451. The reversal of 1405252433 is 3342525041.

It is a happy number.

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 1405252433 - 2¹⁰ = 1405251409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1405252396 and 1405252405.

It is not an unprimeable number, because it can be changed into a prime (1405252403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83660 + ... + 99042.

It is an arithmetic number, because the mean of its divisors is an integer number (189207816).

Almost surely, 2^1405252433 is an apocalyptic number.

1405252433 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1405252433 is a deficient number, since it is larger than the sum of its proper divisors (108410095).

1405252433 is a wasteful number, since it uses less digits than its factorization.

1405252433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22423.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 1405252433 is about 37486.6967469795. The cubic root of 1405252433 is about 1120.0862053651.

Adding to 1405252433 its reverse (3342525041), we get a palindrome (4747777474).

The spelling of 1405252433 in words is "one billion, four hundred five million, two hundred fifty-two thousand, four hundred thirty-three".