1201029671 has 8 divisors (see below), whose sum is σ = 1235431344. Its totient is φ = 1167102720.

The previous prime is 1201029637. The next prime is 1201029679. The reversal of 1201029671 is 1769201021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201029671 - 2¹⁸ = 1200767527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201029679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113546 + ... + 123671.

It is an arithmetic number, because the mean of its divisors is an integer number (154428918).

Almost surely, 2^1201029671 is an apocalyptic number.

1201029671 is a deficient number, since it is larger than the sum of its proper divisors (34401673).

1201029671 is an equidigital number, since it uses as much as digits as its factorization.

1201029671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237361.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 1201029671 is about 34655.8749853470. The cubic root of 1201029671 is about 1062.9624235996.

The spelling of 1201029671 in words is "one billion, two hundred one million, twenty-nine thousand, six hundred seventy-one".