48213551 has 2 divisors, whose sum is σ = 48213552. Its totient is φ = 48213550.

The previous prime is 48213541. The next prime is 48213563. The reversal of 48213551 is 15531284.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48213551 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48213541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24106775 + 24106776.

It is an arithmetic number, because the mean of its divisors is an integer number (24106776).

Almost surely, 2^48213551 is an apocalyptic number.

48213551 is a deficient number, since it is larger than the sum of its proper divisors (1).

48213551 is an equidigital number, since it uses as much as digits as its factorization.

48213551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4800, while the sum is 29.

The square root of 48213551 is about 6943.5978426173. The cubic root of 48213551 is about 363.9622767130.

The spelling of 48213551 in words is "forty-eight million, two hundred thirteen thousand, five hundred fifty-one".