1121758414537 has 2 divisors, whose sum is σ = 1121758414538. Its totient is φ = 1121758414536.

The previous prime is 1121758414499. The next prime is 1121758414549. The reversal of 1121758414537 is 7354148571211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1083381212736 + 38377201801 = 1040856^2 + 195901^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121758414537 - 2¹⁵ = 1121758381769 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121758414577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560879207268 + 560879207269.

It is an arithmetic number, because the mean of its divisors is an integer number (560879207269).

Almost surely, 2^{1121758414537} is an apocalyptic number.

It is an amenable number.

1121758414537 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121758414537 is an equidigital number, since it uses as much as digits as its factorization.

1121758414537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 940800, while the sum is 49.

The spelling of 1121758414537 in words is "one trillion, one hundred twenty-one billion, seven hundred fifty-eight million, four hundred fourteen thousand, five hundred thirty-seven".