5401213523 has 2 divisors, whose sum is σ = 5401213524. Its totient is φ = 5401213522.

The previous prime is 5401213507. The next prime is 5401213567. The reversal of 5401213523 is 3253121045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5401213523 - 2⁴ = 5401213507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5401213492 and 5401213501.

It is not a weakly prime, because it can be changed into another prime (5401213423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2700606761 + 2700606762.

It is an arithmetic number, because the mean of its divisors is an integer number (2700606762).

Almost surely, 2^5401213523 is an apocalyptic number.

5401213523 is a deficient number, since it is larger than the sum of its proper divisors (1).

5401213523 is an equidigital number, since it uses as much as digits as its factorization.

5401213523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 5401213523 is about 73492.9487978269. The cubic root of 5401213523 is about 1754.5420539280.

Adding to 5401213523 its reverse (3253121045), we get a palindrome (8654334568).

The spelling of 5401213523 in words is "five billion, four hundred one million, two hundred thirteen thousand, five hundred twenty-three".