2151213024547 has 2 divisors, whose sum is σ = 2151213024548. Its totient is φ = 2151213024546.

The previous prime is 2151213024431. The next prime is 2151213024551. The reversal of 2151213024547 is 7454203121512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2151213024547 - 2⁷ = 2151213024419 is a prime.

It is not a weakly prime, because it can be changed into another prime (2151213024577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075606512273 + 1075606512274.

It is an arithmetic number, because the mean of its divisors is an integer number (1075606512274).

Almost surely, 2^{2151213024547} is an apocalyptic number.

2151213024547 is a deficient number, since it is larger than the sum of its proper divisors (1).

2151213024547 is an equidigital number, since it uses as much as digits as its factorization.

2151213024547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 2151213024547 in words is "two trillion, one hundred fifty-one billion, two hundred thirteen million, twenty-four thousand, five hundred forty-seven".