1420953502 has 4 divisors (see below), whose sum is σ = 2131430256. Its totient is φ = 710476750.

The previous prime is 1420953481. The next prime is 1420953559. The reversal of 1420953502 is 2053590241.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355238374 + ... + 355238377.

It is an arithmetic number, because the mean of its divisors is an integer number (532857564).

Almost surely, 2^1420953502 is an apocalyptic number.

1420953502 is a deficient number, since it is larger than the sum of its proper divisors (710476754).

1420953502 is an equidigital number, since it uses as much as digits as its factorization.

1420953502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710476753.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 1420953502 is about 37695.5368976222. The cubic root of 1420953502 is about 1124.2423875592.

The spelling of 1420953502 in words is "one billion, four hundred twenty million, nine hundred fifty-three thousand, five hundred two".