1298450553 has 32 divisors (see below), whose sum is σ = 1825848960. Its totient is φ = 819624960.

The previous prime is 1298450537. The next prime is 1298450563. The reversal of 1298450553 is 3550548921.

It is not a de Polignac number, because 1298450553 - 2⁴ = 1298450537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1298450513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1964043 + ... + 1964703.

It is an arithmetic number, because the mean of its divisors is an integer number (57057780).

Almost surely, 2^1298450553 is an apocalyptic number.

It is an amenable number.

1298450553 is a deficient number, since it is larger than the sum of its proper divisors (527398407).

1298450553 is a wasteful number, since it uses less digits than its factorization.

1298450553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097.

The product of its (nonzero) digits is 216000, while the sum is 42.

The square root of 1298450553 is about 36034.0193844650. The cubic root of 1298450553 is about 1090.9591067226.

The spelling of 1298450553 in words is "one billion, two hundred ninety-eight million, four hundred fifty thousand, five hundred fifty-three".