1352400105 has 16 divisors (see below), whose sum is σ = 2472960384. Its totient is φ = 618240000.

The previous prime is 1352400097. The next prime is 1352400113. The reversal of 1352400105 is 5010042531.

It is an interprime number because it is at equal distance from previous prime (1352400097) and next prime (1352400113).

It is not a de Polignac number, because 1352400105 - 2³ = 1352400097 is a prime.

It is a super-2 number, since 2×1352400105² = 3657972088008022050, which contains 22 as substring.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6439896 + ... + 6440105.

It is an arithmetic number, because the mean of its divisors is an integer number (154560024).

Almost surely, 2^1352400105 is an apocalyptic number.

1352400105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1352400105 is a deficient number, since it is larger than the sum of its proper divisors (1120560279).

1352400105 is a wasteful number, since it uses less digits than its factorization.

1352400105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12880016.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1352400105 is about 36774.9929299789. The cubic root of 1352400105 is about 1105.8640294158.

Adding to 1352400105 its reverse (5010042531), we get a palindrome (6362442636).

The spelling of 1352400105 in words is "one billion, three hundred fifty-two million, four hundred thousand, one hundred five".