1201087629 has 32 divisors (see below), whose sum is σ = 2035687680. Its totient is φ = 685627200.

The previous prime is 1201087607. The next prime is 1201087633. The reversal of 1201087629 is 9267801021.

1201087629 is a `hidden beast` number, since 1 + 20 + 1 + 0 + 8 + 7 + 629 = 666.

It is not a de Polignac number, because 1201087629 - 2⁷ = 1201087501 is a prime.

It is a super-2 number, since 2×1201087629² = 2885222985073683282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201087593 and 1201087602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201087729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220519 + ... + 225899.

It is an arithmetic number, because the mean of its divisors is an integer number (63615240).

Almost surely, 2^1201087629 is an apocalyptic number.

It is an amenable number.

1201087629 is a deficient number, since it is larger than the sum of its proper divisors (834600051).

1201087629 is a wasteful number, since it uses less digits than its factorization.

1201087629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6578 (or 6572 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 1201087629 is about 34656.7111682572. The cubic root of 1201087629 is about 1062.9795217576.

The spelling of 1201087629 in words is "one billion, two hundred one million, eighty-seven thousand, six hundred twenty-nine".