1402245551 has 16 divisors (see below), whose sum is σ = 1646422848. Its totient is φ = 1169203200.

The previous prime is 1402245541. The next prime is 1402245557. The reversal of 1402245551 is 1555422041.

It is a cyclic number.

It is not a de Polignac number, because 1402245551 - 2²² = 1398051247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402245557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94391 + ... + 108231.

It is an arithmetic number, because the mean of its divisors is an integer number (102901428).

Almost surely, 2^1402245551 is an apocalyptic number.

1402245551 is a deficient number, since it is larger than the sum of its proper divisors (244177297).

1402245551 is a wasteful number, since it uses less digits than its factorization.

1402245551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14242.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1402245551 is about 37446.5692821118. The cubic root of 1402245551 is about 1119.2867352185.

Adding to 1402245551 its reverse (1555422041), we get a palindrome (2957667592).

The spelling of 1402245551 in words is "one billion, four hundred two million, two hundred forty-five thousand, five hundred fifty-one".