1201256662 has 8 divisors (see below), whose sum is σ = 1802164392. Its totient is φ = 600535200.

The previous prime is 1201256657. The next prime is 1201256671. The reversal of 1201256662 is 2666521021.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29139 + ... + 57022.

It is an arithmetic number, because the mean of its divisors is an integer number (225270549).

Almost surely, 2^1201256662 is an apocalyptic number.

1201256662 is a deficient number, since it is larger than the sum of its proper divisors (600907730).

1201256662 is an equidigital number, since it uses as much as digits as its factorization.

1201256662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93134.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1201256662 is about 34659.1497587578. The cubic root of 1201256662 is about 1063.0293849496.

Adding to 1201256662 its reverse (2666521021), we get a palindrome (3867777683).

The spelling of 1201256662 in words is "one billion, two hundred one million, two hundred fifty-six thousand, six hundred sixty-two".