5438291407 has 2 divisors, whose sum is σ = 5438291408. Its totient is φ = 5438291406.

The previous prime is 5438291387. The next prime is 5438291471. The reversal of 5438291407 is 7041928345.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5438291407 - 2²⁷ = 5304073679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5438291477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719145703 + 2719145704.

It is an arithmetic number, because the mean of its divisors is an integer number (2719145704).

Almost surely, 2^5438291407 is an apocalyptic number.

5438291407 is a deficient number, since it is larger than the sum of its proper divisors (1).

5438291407 is an equidigital number, since it uses as much as digits as its factorization.

5438291407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 5438291407 is about 73744.7720655505. The cubic root of 5438291407 is about 1758.5477223183.

The spelling of 5438291407 in words is "five billion, four hundred thirty-eight million, two hundred ninety-one thousand, four hundred seven".