1362400043 has 24 divisors (see below), whose sum is σ = 1491047424. Its totient is φ = 1244073600.

The previous prime is 1362400037. The next prime is 1362400049. The reversal of 1362400043 is 3400042631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1362400037) and next prime (1362400049).

It is not a de Polignac number, because 1362400043 - 2⁴ = 1362400027 is a prime.

It is a super-2 number, since 2×1362400043² = 3712267754332803698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1362399991 and 1362400018.

It is not an unprimeable number, because it can be changed into a prime (1362400049) 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, 1374278 + ... + 1375268.

It is an arithmetic number, because the mean of its divisors is an integer number (62126976).

Almost surely, 2^1362400043 is an apocalyptic number.

1362400043 is a deficient number, since it is larger than the sum of its proper divisors (128647381).

1362400043 is an equidigital number, since it uses as much as digits as its factorization.

1362400043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1146 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 1362400043 is about 36910.7036372920. The cubic root of 1362400043 is about 1108.5830045228.

Adding to 1362400043 its reverse (3400042631), we get a palindrome (4762442674).

The spelling of 1362400043 in words is "one billion, three hundred sixty-two million, four hundred thousand, forty-three".