1401152451 has 8 divisors (see below), whose sum is σ = 1868593344. Its totient is φ = 933906600.

The previous prime is 1401152449. The next prime is 1401152509. The reversal of 1401152451 is 1542511041.

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

It is not a de Polignac number, because 1401152451 - 2¹ = 1401152449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401152251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31081 + ... + 61386.

It is an arithmetic number, because the mean of its divisors is an integer number (233574168).

Almost surely, 2^1401152451 is an apocalyptic number.

1401152451 is a deficient number, since it is larger than the sum of its proper divisors (467440893).

1401152451 is an equidigital number, since it uses as much as digits as its factorization.

1401152451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97521.

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1401152451 is about 37431.9709740217. The cubic root of 1401152451 is about 1118.9958184135.

Adding to 1401152451 its reverse (1542511041), we get a palindrome (2943663492).

The spelling of 1401152451 in words is "one billion, four hundred one million, one hundred fifty-two thousand, four hundred fifty-one".