2001551414 has 8 divisors (see below), whose sum is σ = 3031476240. Its totient is φ = 991059336.

The previous prime is 2001551411. The next prime is 2001551417. The reversal of 2001551414 is 4141551002.

It is an interprime number because it is at equal distance from previous prime (2001551411) and next prime (2001551417).

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

It is a self number, because there is not a number n which added to its sum of digits gives 2001551414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001551411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4857929 + ... + 4858340.

It is an arithmetic number, because the mean of its divisors is an integer number (378934530).

Almost surely, 2^2001551414 is an apocalyptic number.

2001551414 is a deficient number, since it is larger than the sum of its proper divisors (1029924826).

2001551414 is a wasteful number, since it uses less digits than its factorization.

2001551414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9716374.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 2001551414 is about 44738.7015234014. The cubic root of 2001551414 is about 1260.2467422214.

The spelling of 2001551414 in words is "two billion, one million, five hundred fifty-one thousand, four hundred fourteen".