1401145607734 has 16 divisors (see below), whose sum is σ = 2105243859600. Its totient is φ = 699398092800.

The previous prime is 1401145607723. The next prime is 1401145607759. The reversal of 1401145607734 is 4377065411041.

It is a happy number.

It is a super-2 number, since 2×1401145607734² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6451342 + ... + 6664990.

It is an arithmetic number, because the mean of its divisors is an integer number (131577741225).

Almost surely, 2^{1401145607734} is an apocalyptic number.

1401145607734 is a deficient number, since it is larger than the sum of its proper divisors (704098251866).

1401145607734 is a wasteful number, since it uses less digits than its factorization.

1401145607734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219135.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 1401145607734 in words is "one trillion, four hundred one billion, one hundred forty-five million, six hundred seven thousand, seven hundred thirty-four".