1298952547 has 2 divisors, whose sum is σ = 1298952548. Its totient is φ = 1298952546.

The previous prime is 1298952481. The next prime is 1298952559. The reversal of 1298952547 is 7452598921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1298952547 - 2¹⁹ = 1298428259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1298952494 and 1298952503.

It is not a weakly prime, because it can be changed into another prime (1298952047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 649476273 + 649476274.

It is an arithmetic number, because the mean of its divisors is an integer number (649476274).

Almost surely, 2^1298952547 is an apocalyptic number.

1298952547 is a deficient number, since it is larger than the sum of its proper divisors (1).

1298952547 is an equidigital number, since it uses as much as digits as its factorization.

1298952547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1814400, while the sum is 52.

The square root of 1298952547 is about 36040.9842679137. The cubic root of 1298952547 is about 1091.0996805174.

It can be divided in two parts, 12989 and 52547, that added together give a 16-th power (65536 = 2¹⁶).

The spelling of 1298952547 in words is "one billion, two hundred ninety-eight million, nine hundred fifty-two thousand, five hundred forty-seven".