1121260402547 has 2 divisors, whose sum is σ = 1121260402548. Its totient is φ = 1121260402546.

The previous prime is 1121260402529. The next prime is 1121260402567. The reversal of 1121260402547 is 7452040621211.

It is a weak prime.

It is an emirp because it is prime and its reverse (7452040621211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1121260402547 - 2¹² = 1121260398451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121260402567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560630201273 + 560630201274.

It is an arithmetic number, because the mean of its divisors is an integer number (560630201274).

Almost surely, 2^{1121260402547} is an apocalyptic number.

1121260402547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121260402547 is an equidigital number, since it uses as much as digits as its factorization.

1121260402547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 1121260402547 in words is "one trillion, one hundred twenty-one billion, two hundred sixty million, four hundred two thousand, five hundred forty-seven".