1401451532 has 24 divisors (see below), whose sum is σ = 2650624032. Its totient is φ = 644515200.

The previous prime is 1401451487. The next prime is 1401451543. The reversal of 1401451532 is 2351541041.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 33344 + ... + 62567.

It is an arithmetic number, because the mean of its divisors is an integer number (110442668).

Almost surely, 2^1401451532 is an apocalyptic number.

It is an amenable number.

1401451532 is a deficient number, since it is larger than the sum of its proper divisors (1249172500).

1401451532 is a wasteful number, since it uses less digits than its factorization.

1401451532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96209 (or 96207 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1401451532 is about 37435.9657548727. The cubic root of 1401451532 is about 1119.0754306352.

Adding to 1401451532 its reverse (2351541041), we get a palindrome (3752992573).

The spelling of 1401451532 in words is "one billion, four hundred one million, four hundred fifty-one thousand, five hundred thirty-two".