1201042634 has 8 divisors (see below), whose sum is σ = 1965342528. Its totient is φ = 545928460.

The previous prime is 1201042597. The next prime is 1201042669. The reversal of 1201042634 is 4362401021.

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

It is a Curzon 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, 27296402 + ... + 27296445.

It is an arithmetic number, because the mean of its divisors is an integer number (245667816).

Almost surely, 2^1201042634 is an apocalyptic number.

1201042634 is a deficient number, since it is larger than the sum of its proper divisors (764299894).

1201042634 is a wasteful number, since it uses less digits than its factorization.

1201042634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54592860.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1201042634 is about 34656.0620094090. The cubic root of 1201042634 is about 1062.9662478549.

Adding to 1201042634 its reverse (4362401021), we get a palindrome (5563443655).

The spelling of 1201042634 in words is "one billion, two hundred one million, forty-two thousand, six hundred thirty-four".