1402145951 has 2 divisors, whose sum is σ = 1402145952. Its totient is φ = 1402145950.

The previous prime is 1402145891. The next prime is 1402145977. The reversal of 1402145951 is 1595412041.

It is a strong prime.

It is an emirp because it is prime and its reverse (1595412041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1402145951 - 2¹⁰ = 1402144927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1492145951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701072975 + 701072976.

It is an arithmetic number, because the mean of its divisors is an integer number (701072976).

Almost surely, 2^1402145951 is an apocalyptic number.

1402145951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402145951 is an equidigital number, since it uses as much as digits as its factorization.

1402145951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 1402145951 is about 37445.2393636361. The cubic root of 1402145951 is about 1119.2602340116.

Adding to 1402145951 its reverse (1595412041), we get a palindrome (2997557992).

The spelling of 1402145951 in words is "one billion, four hundred two million, one hundred forty-five thousand, nine hundred fifty-one".