1400554343 has 2 divisors, whose sum is σ = 1400554344. Its totient is φ = 1400554342.

The previous prime is 1400554339. The next prime is 1400554417. The reversal of 1400554343 is 3434550041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1400554343 - 2² = 1400554339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400559343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700277171 + 700277172.

It is an arithmetic number, because the mean of its divisors is an integer number (700277172).

Almost surely, 2^1400554343 is an apocalyptic number.

1400554343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400554343 is an equidigital number, since it uses as much as digits as its factorization.

1400554343 is an evil number, because the sum of its binary digits is even.

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

The square root of 1400554343 is about 37423.9808545270. The cubic root of 1400554343 is about 1118.8365743558.

The spelling of 1400554343 in words is "one billion, four hundred million, five hundred fifty-four thousand, three hundred forty-three".