1401335153 has 4 divisors (see below), whose sum is σ = 1407198720. Its totient is φ = 1395471588.

The previous prime is 1401335141. The next prime is 1401335167. The reversal of 1401335153 is 3515331041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1401335153 - 2²⁰ = 1400286577 is a prime.

It is a super-2 number, since 2×1401335153² = 3927480422067066818, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1401335183) 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, 2931425 + ... + 2931902.

It is an arithmetic number, because the mean of its divisors is an integer number (351799680).

Almost surely, 2^1401335153 is an apocalyptic number.

It is an amenable number.

1401335153 is a deficient number, since it is larger than the sum of its proper divisors (5863567).

1401335153 is an equidigital number, since it uses as much as digits as its factorization.

1401335153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5863566.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 1401335153 is about 37434.4113483837. The cubic root of 1401335153 is about 1119.0444531138.

Adding to 1401335153 its reverse (3515331041), we get a palindrome (4916666194).

The spelling of 1401335153 in words is "one billion, four hundred one million, three hundred thirty-five thousand, one hundred fifty-three".