5409521951 has 2 divisors, whose sum is σ = 5409521952. Its totient is φ = 5409521950.

The previous prime is 5409521933. The next prime is 5409521969. The reversal of 5409521951 is 1591259045.

It is a balanced prime because it is at equal distance from previous prime (5409521933) and next prime (5409521969).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5409521951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5409521899 and 5409521908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5409511951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2704760975 + 2704760976.

It is an arithmetic number, because the mean of its divisors is an integer number (2704760976).

Almost surely, 2^5409521951 is an apocalyptic number.

5409521951 is a deficient number, since it is larger than the sum of its proper divisors (1).

5409521951 is an equidigital number, since it uses as much as digits as its factorization.

5409521951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 41.

The square root of 5409521951 is about 73549.4524180840. The cubic root of 5409521951 is about 1755.4412356909.

The spelling of 5409521951 in words is "five billion, four hundred nine million, five hundred twenty-one thousand, nine hundred fifty-one".