1401551334 has 24 divisors (see below), whose sum is σ = 3039505560. Its totient is φ = 466751328.

The previous prime is 1401551303. The next prime is 1401551399. The reversal of 1401551334 is 4331551041.

It is a happy number.

1401551334 is a `hidden beast` number, since 140 + 1 + 5 + 513 + 3 + 4 = 666.

It is a super-2 number, since 2×1401551334² = 3928692283674359112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1401551298 and 1401551307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15744 + ... + 55235.

It is an arithmetic number, because the mean of its divisors is an integer number (126646065).

Almost surely, 2^1401551334 is an apocalyptic number.

1401551334 is an abundant number, since it is smaller than the sum of its proper divisors (1637954226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401551334 is a wasteful number, since it uses less digits than its factorization.

1401551334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72084 (or 72081 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1401551334 is about 37437.2987006274. The cubic root of 1401551334 is about 1119.1019943592.

The spelling of 1401551334 in words is "one billion, four hundred one million, five hundred fifty-one thousand, three hundred thirty-four".