1187952124951 has 2 divisors, whose sum is σ = 1187952124952. Its totient is φ = 1187952124950.

The previous prime is 1187952124871. The next prime is 1187952124973. The reversal of 1187952124951 is 1594212597811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1187952124951 - 2¹⁹ = 1187951600663 is a prime.

It is a super-2 number, since 2×1187952124951² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1187952124892 and 1187952124901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1187952164951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593976062475 + 593976062476.

It is an arithmetic number, because the mean of its divisors is an integer number (593976062476).

Almost surely, 2^{1187952124951} is an apocalyptic number.

1187952124951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1187952124951 is an equidigital number, since it uses as much as digits as its factorization.

1187952124951 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 55.

The spelling of 1187952124951 in words is "one trillion, one hundred eighty-seven billion, nine hundred fifty-two million, one hundred twenty-four thousand, nine hundred fifty-one".