1401551135 has 8 divisors (see below), whose sum is σ = 1682189856. Its totient is φ = 1121021920.

The previous prime is 1401551113. The next prime is 1401551141. The reversal of 1401551135 is 5311551041.

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

It is not a de Polignac number, because 1401551135 - 2⁸ = 1401550879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4070 + ... + 53100.

It is an arithmetic number, because the mean of its divisors is an integer number (210273732).

Almost surely, 2^1401551135 is an apocalyptic number.

1401551135 is a deficient number, since it is larger than the sum of its proper divisors (280638721).

1401551135 is an equidigital number, since it uses as much as digits as its factorization.

1401551135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54753.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1401551135 is about 37437.2960428501. The cubic root of 1401551135 is about 1119.1019413938.

The spelling of 1401551135 in words is "one billion, four hundred one million, five hundred fifty-one thousand, one hundred thirty-five".