1260167998 has 8 divisors (see below), whose sum is σ = 1890830808. Its totient is φ = 629891064.

The previous prime is 1260167983. The next prime is 1260168029. The reversal of 1260167998 is 8997610621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1260167998³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88161 + ... + 101452.

It is an arithmetic number, because the mean of its divisors is an integer number (236353851).

Almost surely, 2^1260167998 is an apocalyptic number.

1260167998 is a deficient number, since it is larger than the sum of its proper divisors (630662810).

1260167998 is a wasteful number, since it uses less digits than its factorization.

1260167998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192938.

The product of its (nonzero) digits is 326592, while the sum is 49.

The square root of 1260167998 is about 35498.8450234652. The cubic root of 1260167998 is about 1080.1302992082.

The spelling of 1260167998 in words is "one billion, two hundred sixty million, one hundred sixty-seven thousand, nine hundred ninety-eight".