1201494958 has 12 divisors (see below), whose sum is σ = 1914493752. Its totient is φ = 565409120.

The previous prime is 1201494929. The next prime is 1201494961. The reversal of 1201494958 is 8594941021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1038778 + ... + 1039933.

It is an arithmetic number, because the mean of its divisors is an integer number (159541146).

Almost surely, 2^1201494958 is an apocalyptic number.

1201494958 is a deficient number, since it is larger than the sum of its proper divisors (712998794).

1201494958 is a wasteful number, since it uses less digits than its factorization.

1201494958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078747 (or 2078730 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 1201494958 is about 34662.5872952381. The cubic root of 1201494958 is about 1063.0996721496.

The spelling of 1201494958 in words is "one billion, two hundred one million, four hundred ninety-four thousand, nine hundred fifty-eight".