1402401011 has 24 divisors (see below), whose sum is σ = 1646050560. Its totient is φ = 1191017520.

The previous prime is 1402400947. The next prime is 1402401061. The reversal of 1402401011 is 1101042041.

It is not a de Polignac number, because 1402401011 - 2⁶ = 1402400947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1402401061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113810 + ... + 125528.

It is an arithmetic number, because the mean of its divisors is an integer number (68585440).

Almost surely, 2^1402401011 is an apocalyptic number.

1402401011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1402401011 is a deficient number, since it is larger than the sum of its proper divisors (243649549).

1402401011 is a wasteful number, since it uses less digits than its factorization.

1402401011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11807 (or 11796 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1402401011 is about 37448.6449821619. The cubic root of 1402401011 is about 1119.3280969438.

Adding to 1402401011 its reverse (1101042041), we get a palindrome (2503443052).

The spelling of 1402401011 in words is "one billion, four hundred two million, four hundred one thousand, eleven".